fractions
riddles
word problems
integers
finding x
100

Simplify and solve: 3/8 + 1/4

5/8

100

I am a two-digit number. My digits add to 9, and I am divisible by 9. What number am I?

45

100

A family drove 240 miles on Saturday and 180 miles on Sunday. They stopped after every 70 miles to take a break. How many breaks did they take?

6 breaks

100

4 + (-7)

-3

100

x + 18 = 42

24

200

5/12 + 7/18

29/36

200

I am a number. If you add 8 to me, then divide by 3, you get 10.

22

200

A car travels 55 miles per hour for 3 hours, then 70 miles per hour for 4 hours. How far does it travel altogether?

445 miles

200

−18 + 27 − (−15) + 9

33

200

7x = 84

12

300

20 31/48 − 9 19/32

11 5/96

300

I am a two-digit number. My digits add to 10, and my tens digit is 4 more than my ones digit.

73

300

A recipe uses 2/3 cup of sugar. If the recipe is doubled, how much sugar is needed? (simplify) 

1 1/3 cups

300

−36 ÷ 6 × (−4) + 18 − 25

17

300

5x - 11 = 39

10

400

7 13/15 + 5 11/18

13 43/90

400

I am a two-digit number. Reversing my digits makes a number 36 greater. My digits add to 12.

48

400

A class has 36 students. 5/6 of them passed a test. How many students passed?

30 Students

400

−12² + (−8)(5) − (−24 ÷ 6)

−180

400

3x + 7 = 43

12

500

2 5/18 + 3/20 − 7/15

1 173/180

500

I am a negative integer. When you square me, subtract 25, and then divide by 4, the answer is 24. What number am I?

-11

500

A store discounts a $60 jacket by 30%. How much is the discount?

$18

500

(−15)² − 14(−6) + 48 ÷ (−8)

303

500

4(x + 3) = 52

10