Absolute Value
Integers
Math Word problems
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Fractions to decimals
100

x4   What is absolute value?

The distance in units a number is from zero.

100

Solve.    (-27) - 14 + 39

-2

100

Frank drives 65 miles per hour for 7 hours. How far did he travel?

455 miles

100

The temperature at 6 a.m. was –8°C. By noon, it rose by 15°C, but by midnight, it dropped again by 12°C.
What was the final temperature at midnight?

–5°C

100

Convert to a decimal

5/16

0.3125

200

Simplify the expression.      |-4 – 15| ∙ 28 ÷ 7 + 32

85

200

Solve.   63 ÷ (8 + 2) - 75

-53.4

200

Terry needs to save $232. How many hours does he need to work if he gets paid $14.50 per hour. 

16 hours

200

A recipe needs 3/4 cup of sugar. If Mia wants to make 2 and a half batches, how much sugar will she need in total?

1 7/8

15/8

200

Convert to a decimal

6/24

0.25

300

|-12 + 52| ∙ (36 ÷ 9) -  43 ÷ 8 + 2

46

300

Frank has to pay $25 each week for 16 weeks. How can we write this number as an integer?

-400

300

Tim works 8 hours a day 4 days a week. If he makes $19.25 per hour, how much money will he make in 2 weeks?

$1,232.00

300

If 5 notebooks cost $12.50, how much will 8 notebooks cost at the same rate?

$20.00

300

Convert to a decimal

7/26

0.269230

400

Simplify. 

152

400

x2  What is the difference between whole numbers and integers?

Whole numbers are only positive and integers are both positive and negative.

400

Eric bought 5 shirts for $29.50 each, two hats for $17.80 each, and a scarf for $15.60. If he has $200 to spend how much will he have left? 

$1.30

400

A rectangle has a length of 12 cm and a width of 8 cm. If the length is increased by 50% and the width stays the same, what is the new area?

144cm2

400

Convert to a decimal

9/32

0.28125

500

-61

500

During a mountain hike, a group of climbers kept track of their changes in elevation (in meters) over the course of a day.

  • In the morning, they ascended 350 m.

  • Just before lunch, they descended 475 m.

  • After lunch, they ascended 260 m.

  • A sudden storm forced them to descend another 190 m.

  • Finally, they pushed hard and climbed up 155 m to reach their evening camp.

If the climbers started the day at an altitude of 1,240 m, what was their altitude when they set up camp?

The climbers ended at an altitude of 1,340 m.

500

Sara works for 9 hours and makes $196.20. Tim works for 6 hours and makes $139.20. What is the difference in their hourly pay?

$1.40 price difference.

500

Solve for x.

3(x − 7) = 2x + 1

x = 22

500

Convert to a decimal

5/12

0.416666666....