Integer operations
Fractions
Decimals
Order of operations
Word problems
100

-16+(-13)=

-29

100

1/3-11/12=    

-7/12

100

-6.25+3.9=

-2.35


100

70÷(-4-3)+60

50

100

The temperature recorded at 5 am was -3 degrees F. 6 hours later, the temperature had increased by 18 degrees F. Find the new temperature. 

15 degrees F

200

329-(-104)=

433

200

1/5+-2/5

-1/5

200

0.3-(-4.8)

5.1

200

11-2×8-(-9)

4

200

The city Jordan is 251 m above sea level. A group of archaeologist leaves the city Jordan and descends 647 m to the shore of the Dead Sea. What is the elevation of the Dead Sea?

-396 or 396 m below sea level

300

5×-9

-45

300

2 1/4 × 2/3

1 1/2

300

-3.25×1.7

-5.525

300

15÷(4+1)-8×3

-21

300

A scuba diver took 6 minutes to rise to the surface at a rate of 30 feet per minute. How far was he below sea level?

-180 or 180 feet below sea level.

400

-68÷(-4)

17

400

-1/4÷3/8

-2/3

400

-4.29÷0.3

-14.3

400

-20+4×(2+7)-35

-19

400
You and your friend are playing a video game. Your score so far is 340 points and your friend's score is -220 points. What is the difference between your scores?

560 points

500

-25+(-9)

-34

500

-3/4×(-1 2/3)

1 1/4

500

3.25÷-0.5

-6.5

500

100-(8-15)×9

163

500

The recommended calcium intake is about 1.2 grams per day. A glass of milk contains about 0.27 grams of calcium. If a you drink 3 classes of milk, how much additional calcium do you need from other food sources?

0.39 grams of calcium

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