Percentage of numbers

Percentage of numbers

1. A basketball costs 80 dollars. You receive a 15 % as it is on sale. How much is the ball? 


2. A pair of trainers cost 120 dollars. On sale they are 20% cheaper, so you bought two pairs. How much did you pay in total? 



3. A school bag is 75 dollars on the site  and there is a 30% delivery fee . How much is the delivery fee and what is the total cost?


4. Yesterday Anna bought a binder and a book in the book store. The binder was $60 and the book was $18. When she went to pay,the cashier told her that there was a 5% discount on the binder and a 10% on the book.

a.How much was the discount on each item?          
b.What was the total she paid for each item?     
c.What was her total bill on both items?  

Plotting Points

Plotting points on a coordinate plane from sisolica

Coordinate Plane and Plotting Points

Equations to Write and Solve.

1.       Pueri Domus will hold a Thanksgiving dinner on November 26^th to celebrate what families are thankful for. So far 186 elementary students have already bought their tickets. The school has a total of 236 students in elementary. How many students still need to confirm?

 

2.       If the total number of people on the Thanksgiving dinner will be 523 and it is known that 186 are students. How many people are not students?

 

3.       The staff who is organizing the dinner have already got 483 chairs. If 523 people have confirmed presence so far, how many chairs do they still need?

 

4.       By the end of last week 315 people paid for their tickets. The total collected for the event so far is RS4,725.00. What is the cost of each ticket?

  

 

5.       There are around 900 people showing up for dinner and there are 150 tables available.

 How many people that can sit at each table?  

 

 

Equations

Write an equation to describe these situations.

     1.Elsa and Jolie earned money for babysitting. In one month of babysitting, Elsa earned $205.50. They earned a total of $400.00 all together. How much did Jolie earn? 

    2. Anna wants to celebrate her birthday by eating pizza with her friends. Each box of pizza  costs $8.50 and they have a total of $42.50. How many boxes can they buy?    

  3. James and Simon have a reading assignment to complete. Together they  have read a total of 200 pages and Simon has read 75 pages. How many pages has James read?

   4. Mrs. Lindy is purchasing notebooks for her students. She spends $54 on n notebooks. Each notebook costs$3.How many did she buy?

   5. Carl is on the school track team. To prepare for an upcoming race, he plans to run 217 km total over the next 31days. How much will he run each day?

6.Chas and Tyler have been collecting video games. Chas has 25 video games, and together they have a total of 65 video games. How many games does Tyler have?

Percentage of numbers

1. Roller skates costs 60 dollars. You receive a 10 % as it is on sale. How much are the skates? 


2. A video game cost 40 dollars. On sale they were 15% cheaper, so you bought two games. How much did you pay in total? 



3. A watch costs 150 dollars on the site  and there is a 30% delivery fee . How much is the delivery fee and what is the total cost?


4. Yesterday Anna bought a DVD and a book in the book store. The DVD was $25 and the book was $12. When she went to pay,the cashier told her that there was a 10% discount on the DVD and a 5% on the book.

a.How much was the discount on each item?          
b.What was the total she paid for each item?     
c.What was her total bill on both items?  

Find the percentage of a number.

Find the percentage of a number from sisolica

Sites to train your math skills!

https://www.ixl.com/math/grade-5/percent-of-a-number

http://www.mathabc.com/math-5th-grade/percentage/how-much-discount-do-you-get/id/392

https://www.khanacademy.org/math/pre-algebra/decimals-pre-alg/percent-intro-pre-alg/v/taking-a-percentage-example

Math Antics - Finding A Percent Of A Number

How to Find the Percent of a Number

REVISION SITES

Area and Perimeter

http://www.bbc.co.uk/education/guides/zsf39j6/test

http://www.bbc.co.uk/education/guides/z2mtyrd/revision


https://www.khanacademy.org/math/basic-geo/basic-geo-area-perimeter/basic-geo-area-perimeter-polygon/e/area-and-perimeter-of-rectangles-word-problems


https://www.ixl.com/math/grade-5/area-and-perimeter-word-problems

http://www.worksheetworks.com/pdf/_16/z03w/WorksheetWorks_Calculating_Area_Perimeter_1.pdf

http://www.commoncoresheets.com/Area.php

Fraction and decimals

Watch videos on the blog

https://www.ixl.com/math/grade-5/model-decimals-and-fractions

https://www.ixl.com/math/grade-8/convert-between-decimals-and-fractions-or-mixed-numbers

http://www.bbc.co.uk/education/clips/z32vcdm

Math Antics - Converting Base-10 Fractions

How to Read a Decimal

5th Grade Math - Understanding Place Value

Math Antics - Convert any Fraction to a Decimal

Math Antics - Factoring

Using Clocks to Solve Fractions

Fraction Word Problems

1. There are 24 hours in a day and scientists tell us that we should sleep for 3/8 of the day. How much time should we spend sleeping?

2. The National History Museum has a collection toy 125 dinosaurs. George has collected 3/5 of this amount. How many dinosaurs has George collected?

3. Peter is 160cm tall and his brother Tom is 7/8 as tall as him. How tall is Tom?

4. Skateboards cost £36 each in my local store. The shopkeeper says if I buy one I can buy another for only 7/9 of the normal price. How much would a second skateboard cost?

5.On the Maths worksheet, there were 72 word problems to solve. Students had to work in pairs.

John did 2/3 and Mark did 1/4 of the problems.

a. How many problems did they do in total?
b. How many problems did each student solve? 

Word problems and fraction forms.

              Converting information into fraction form.

     Examples

1.  There were 20 cookies and John ate 12.

     That would be the same as 12/20.

2.  In the box there are 15 marbles and Jenny lost 5 marbles. That would be the same as 5/15.

3.  There are 80 pages in Paul’s book. Last night he read 20 pages. In fraction form it would be 20/80.

Now it’s your turn. Convert the information given into fraction forms.

1.  Bob packed twenty grapes and a pear in his lunch. He ate twelve grapes and the pear.
What fraction of the grapes did Bob eat?

 2. Terri, Samantha, and Jodi each bought shoes   for the party. Terri and Jodi bought shoes with heels. Samantha bought flats.
What fraction of the girls bought shoes with heels?

3.For track practice, runners were supposed to walk or run twenty laps. Sara jogged 15 laps and Tom jogged 5 laps. Show this in fraction form.

4.  There were 28 words in the spelling test and Jim got 20 right. Show this in fraction form.

5.  I am reading a story which has 350 pages. So far I have read 200 pages. Show this in fraction form.

Finding a Fraction of a Number

Finding the Fraction of a Number

Answers

In your Maths blog book, copy the questions or you can print them. 

 Read the word problem carefully and then decide if you need to add or subtract. Don't forget to write the measurement unit (pie,cups,iiters etc)

Remember : add or subractonly  the numerators. Do not alter the denominators.

Example : 1/8 + 3/8 = 4/8
   
               : 6/10 - 2/10 = 4/10



1. At a pie-eating contest, Robert got through 6/8 of a pie before time was called; Clara finished just 5/8 of a pie. How much more pie did Robert eat than Clara?    1/8 of the pie

2. While making desserts for a bake sale, Kiera used 3/4 of a scoop of brown sugar as well as 1/4 of a scoop of white sugar. How much more brown sugar did Kiera use?  2/4 brown sugar

3. For a class gardening project, 3/8 of Mrs. Robinson's students planted marigolds and 1/8 planted tulips. What fraction of the class planted either marigolds or tulips?  4/8 of the class

4. One evening, a restaurant served a total of 2/4 of a loaf of wheat bread and 1/4 of a loaf of white bread. How many loaves were served in all? 3/4 loaves of bread

5. Shing takes a piece of wood that is 5/8 of an inch thick and glues it to a piece of wood that is 1/8 of an inch thick. Together, what is the thickness of the two pieces of wood?  6/8 inches

6. Last year, Sidney grew 2/5 of an inch and her brother grew 1/5 of an inch. How much more did Sidney grow than her brother? 1/5 inches

7. Ruth went to the salon and had 3/6 of an inch of hair cut off. The next day she went back and asked for another 2/6 of an inch to be cut off. How much hair did she have cut off in all? 5/6 inches

8. Carter initially filled a measuring cup with 3/4 of a cup of syrup from a large jug. Then he poured 2/4 of a cup back into the jug. How much syrup remains in the measuring cup? 1/4 cup

9. Jenny made a dessert  with 1/8 of a cup of vanilla ice-cream  and 5/8 of a cup of chocolate ice-cream. How many cups of ice-cream did Jenny use in all?

6/8 cups

10.In the morning, Dina drove to the store and used 1/5 of a liter of gas. In the afternoon, she drove to the movie theater and used 3/5 of a liter of gas. How much gas did Dina use in all?  4/5 liters

Fraction word problems with like denominators HOMEWORK

READ THE PPT PRESENTATION BEFORE DOING THE ACTIVITY.

In your Maths blog book, copy the questions or you can print them. 

 Read the word problem carefully and then decide if you need to add or subtract. Don't forget to write the measurement unit (pie,cups liters etc)

Remember : add or subractonly  the numerators. Do not alter the denominators.

Example : 1/8 + 3/8 = 4/8
   
               : 6/10 - 2/10 = 4/10



1. At a pie-eating contest, Robert got through 6/8 of a pie before time was called; Clara finished just 5/8 of a pie. How much more pie did Robert eat than Clara?

2. While making desserts for a bake sale, Kiera used 3/4 of a scoop of brown sugar as well as 1/4 of a scoop of white sugar. How much more brown sugar did Kiera use?

3. For a class gardening project, 3/8 of Mrs. Robinson's students planted marigolds and 1/8 planted tulips. What fraction of the class planted either marigolds or tulips?

4. One evening, a restaurant served a total of 2/4 of a loaf of wheat bread and 1/4 of a loaf of white bread. How many loaves were served in all?

5. Shing takes a piece of wood that is 5/8 of an inch thick and glues it to a piece of wood that is 1/8 of an inch thick. Together, what is the thickness of the two pieces of wood?

6. Last year, Sidney grew 2/5 of an inch and her brother grew 1/5 of an inch. How much more did Sidney grow than her brother?

7. Ruth went to the salon and had 3/6 of an inch of hair cut off. The next day she went back and asked for another 2/6 of an inch to be cut off. How much hair did she have cut off in all?

8. Carter initially filled a measuring cup with 3/4 of a cup of syrup from a large jug. Then he poured 2/4 of a cup back into the jug. How much syrup remains in the measuring cup?

9. Jenny made a dessert  with 1/8 of a cup of vanilla ice-cream  and 5/8 of a cup of chocolate ice-cream. How many cups of ice-cream did Jenny use in all?

10.In the morning, Dina drove to the store and used 1/5 of a liter of gas. In the afternoon, she drove to the movie theater and used 3/5 of a liter of gas. How much gas did Dina use in all?

Adding and Subtracting Fractions

Adding And Subtracting Fractions from nhokanson

Equivalent Fractions

Go Math - 4th Grade - Ch. 06, Lsn. 02 - Generate Equivalent Fractions

Introducing Fractions

Introducting fractions from Gus_eco

Fractions

Fractions lesson3 4 from Worserbay

Lines and Angles

Interactive activity for lines and angle from Az Nieda

Reading Tables and Estimation

1. Mr. Cheng, the band director, counted the number of instruments played by  members of the band.

Band instruments
Instrument	Girls	Boys
Clarinet	18	13
Flute	19	13
Trombone	11	39

How many more boys played the trombone than the clarinet?

2. A charity organization compared the amounts of money that its members donated to certain causes.

Donations
Person	Animal rights	Hunger prevention
Tammy	$111	$120
Gustav	$60	$130
Dwayne	$55	$48
Johnny	$172	$128

How much did Dwayne donate to hunger prevention?

3. An agricultural agency is researching how much cheese people have been eating in different parts of the world.

Cheese consumption  (kg)
Country	1996	2006
Great Britain	92	104
Australia	101	112
Germany	120	205
Canada	100	110

How much more cheese did people in Germany consume  in 2006 than in 1996?

4. Dr. Scott, a zoo director, researched ticket prices at other zoos around the country.

Zoo ticket prices
Zoo	Adult	Child
Los Angeles	$13	$8
Denver	$12	$7
San Francisco	$15	$9
Brookfield	$12	$8
Houston	$10	$6

Of the zoos shown, which charges the least for an adult ticket?

Houston

Brookfield

Denver

5.A banana farm received a total of 567 millimeters of rain in March and April. If 104 millimeters of rain fell on the farm in March, about how many millimeters of rain fell on the farm in April? Choose the better estimate.

      500

      800

6.During an average summer day, people in Newberg use 7,146 kilowatts of electricity from water and 8,718 kilowatts from coal. In total, about how many kilowatts of electricity does the city use on an average summer day? Choose the better estimate.

16,000

 21,000

7.When Becky went to bed, there were 169 birds on the lake. When she woke up in the morning, there were 925 birds on the lake. About how many birds landed on the lake overnight? Choose the better estimate.

 700

 1,700

8. This year, local food banks collected a total of 486,107 kilograms of food donations. This is 117,859 kilograms more than was collected last year. About how many kilograms of food were collected last year? Choose the better estimate.

1,400,000

400,000

9. Bridget works in the kitchen of a Mexican restaurant. Over the weekend, she washed 335 small plates and 631 large plates. About how many plates did she wash over the weekend? Choose the better estimate.

900

1,900

10. In December, a hot dog company sold 908,857 hot dogs in the United States and 525,249 hot dogs in other countries. About how many hot dogs in all did the company sell during that month? Choose the better estimate.

2,400,000

1,400,000