Multiplying Decimals
Dividing Decimals
Multiplying Fractions
Dividing Fractions
Word Problems
100

10 x 2.1

21

100

100 divide 0.5

200

100

True or false: When multiplying fractions you need a like denominator. 

False

100

True or false: When dividing fractions you need a like denominator.

False

100

If you cut 10 ounces of butter into 2/5 ounce pieces, how many 2/5 ounce pieces of butter will you have?

25 pieces

200

What is the first step to multiply decimals?

Write the problem down without the decimal points.

200

What is the first step you need to do when you are doing decimal division?

Move the decimal point in the divisor to make it a whole number. Move it the same number of places in the dividend. 

200

Chandra solved the problem below. She got 10/12. What did she do wrong?

2/4 * 3/5 

She multiplied the numerators by the denominators.

200

What are the steps to solve a fraction division problem?

Write the problem, turn the whole number into a fraction, swap the numerator and denominator of the divisor, change the division to multiplication, solve the problem like a multiplication problem.

200

A party-sized submarine sandwich is prepared for a team dinner. The sandwich is 5 1/2 feet long and is divided into 1/2 foot pieces. How many pieces of sandwich are there?

11 pieces

300

$3.99 x 4.6

18.354

300

What is the most important step for dividing decimals that you do not need to do when dividing whole numbers?

Line up the decimal point from the dividend to the quotient

300

Name 2 common mistakes people could make when multiplying fractions

swapping numerator and denominator, messing up multiplication, drawing the model wrong, etc...

300

3/5 divide 6/8

24/30

12/15

4/5

300

The cost of 2.5 pounds of cheese is $5.60. Mrs. Peterson bought 9 pounds of cheese for her deli. How much money did Mrs. Peterson spend?

$20.16

400

(2.1 x 0.2) + (5.1 x 1.2)

6.54

400

3.168 divide 1.32

2.4

400

Solve and simplify 

3/8 * 4/16


3/32

400

1 3/4 divide 2

7/8

400

Of a group of students, 5/8 of them are boys. The girls are put into groups so that each group has 1/16 of the total number of students. How many groups of girls are there?

6 groups

500

Sarah's mom sends her to the store. She has to buy 3 bananas ($1.46 each), 2 gallons of milk ($7.99 each), and 12 pieces of candy ($.69 each). How much will all of this cost?

$28.64

500

Marshall has a plank that is 7.02 feet long. He needs to cut it into pieces that are 1.3 feet long. How many pieces can he cut?

5.4 (5 pieces)

500

Maria has 1 1/2 containers of paint. Each container holds 3/8 gallons of paint. How many gallons does Maria have?

9/16

500

Janine has 5 apples. Cuts them into 1/4's. How many pieces of apple does she have. 

20

500

Kim uses decals to decorate 5 cars and 2 motorbikes. She uses 2/3 of the decals on the cars and 2/5 of the remaining decals on the motorbikes. She has 6 decals left. How many decals does Kim use on each car?

4 decals

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