Mental Math
Calculate
Thinking Back
Word Problems
Review
100

.2 x .9

What is .18

100
5.7 x 0.06
What is .342
100

2.9 + .56

What is 3.46

100

Cooper ordered 9 pizzas. Each pizza costs $13.95. How much does he need to pay?

What is $125.55

100

254.8 x 103

What is 254,800

200
.1 x .4
What is .04
200
7.6 x 0.8
What is 6.08
200

1.69 + 15

What is 16.69

200

Robert has rented the game "Crash Bandicoot" 3 times this year. Each rental costs $8.93. How much did it cost Robert to rent "Crash Bandicoot"? 

What is $26.79

200

Round 7.99 to the nearest tenth.

What is 8

300
.7 x .9
What is .63
300
1.63 x 5.4
What is 8.802
300

6.5-2.8

What is 3.7

300

Macey started a lemonade stand to raise money for the Humane Society. She sold 89 cups for $0.45 each.  How much did she raise for the Humane Society?

What is $40.05

300

Use an exponent to write the repeated multiplication.  Then solve

7 x 10 x 10 x10 x10

What is 7 x 104

70,000

400
.25 x 4
What is 1
400
0.38 x 0.75
What is .285
400

9.4-6.48

What is 2.92

400

DAILY DOUBLE

When you multiply 67.4 x 0.1 is the answer greater or less than 67.4?  Solve

What is less than

6.74

400

Write a decimal to complete the equation

8 x 0.05 = 8 x 5 x ______

0.01

500
.05 x 0.6
What is .030 or .03
500
1.68 x .50
What is 0.84
500
10-.368
What is 9.632
500

Augie went to the water park 4 times this year. The cost for admission is $24.75.  How much did it cost Augie to go to the waterpark this year?

What is $99.00

500

Use <, >, = 0.779_____ .8

What is <