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

12 + (-19)

-7

200

7x = 84

12

300

11/18 − 5/24

29/72

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

-14 - (-8)

-6

300

5x - 11 = 39

10

400

7/16 + 11/24 − 5/12

23/48

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

18 - 5(-4)

38

400

3x + 7 = 43

12

500

2 5/18 + 3/20 − 7/15

1 173/180

500

When you divide me by 4, you get 7. When you multiply me by 2, you get 56. What number am I?

28

500

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

$18

500

-15 + 4(-6) - (-12)

-27

500

4(x + 3) = 52

10

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