Fractions
What is 3/4 ÷ 1/2
1 1/2
I am a two-digit number. My digits add to 9. My tens digit is 4 more than my ones digit. What number am I?
63
Question: A family drove 180 miles on Saturday and 120 miles on Sunday. They stopped after every 60 miles to take a break. How many breaks did they take?
5 breaks
7 + (-12)
-5
x − 12 = 25
x = 37
7/8 ÷ 1/4
3 1/2
A farmer has chickens and cows. There are 10 heads and 28 legs. How many cows are there?
4 cows
A car travels 60 miles per hour for 2.5 hours, then 75 miles per hour for 3.5 hours. How far does it travel altogether?
Answer: 412.5 miles
How to Solve:
60 × 2.5 = 150
75 × 3.5 = 262.5
150 + 262.5 = 412.5
What is -8 − 6
-14
3x = 24
x = 8
5/6 − 1/3
1/2
A number is multiplied by 3 and then 5 is added. The result is 26. What is the number?
7
A recipe uses 3/4 cup of sugar. If the recipe is doubled, how much sugar is needed?
1 1/2 cups
What is -5 × (-4)
20
3(x + 4) = 33
x = 7
2/3 + 5/12
1 1/12
I am a number between 20 and 30. I am a multiple of 3 and 4. What number am I?
24
A class has 32 students. 3/4 of them passed a test. How many students passed?
Answer: 24 students passed.
-30 - (-12)
-18
2x + 7 = 25
x = 9
3/4 - 1/3 + 1/6
7/12
I am a two-digit number. My digits add to 11. If the digits are reversed, the new number is 27 less than the original. What number am I?
74
A store discounts a $40 shirt by 25%. How much is the discount?
Answer: $10
How to Solve:
Find 25% of $40.
25% = 0.25
0.25 × 40 = 10
-15 + 8 − (-4)
-3
x ÷ 5 + 3 = 11
x = 40