Mental Patterns
Powers of 10
2-Digit and 3-Digit
Word Problems
2-Digit by 2-Digit
100

Solve using mental math. 

50 x 50

What is 2500?

100

What is 102?

What is 100.
100
Solve the equation. 52 x 8
What is 416?
100
A jet plane can travel 567 miles per hour. How many miles could it travel in 4 hours?
What is 2,268 mph?
100
Solve the equation. 23 x 15
What is 345?
200

Solve using mental math. 

80 x 30

What is 240?

200

What is 106?

What is 1,000,000.

200
Solve the equation. 121 x 4
What is 484?
200
An adult panda can eat 138 pounds of bamboo each day. How many pounds of bamboo can a panda eat in a week?
What is 966 pounds?
200
Solve the equation. 48 x 23
What is 1,104?
300

Solve using mental math. 600 x 70

What is 42,000?

300

What is 6 X 104?

What is 60,000.

300
Solve the equation. 98 x 6
What is 588?
300
Harry buys 9 dozen eggs. How many eggs does he have in all?
What is 108 eggs?
300
Solve the equation. 63 x 18
What is 1,134?
400

Solve using mental math. 

90 x 400

What is 36,000?

400

What is 70 X 105?

What is 7,000,000.

400
Solve the equation. 243 x 5
What is 1,215?
400
Tina has 3 times as many sports cards as Henry. Kayla has 6 times as many sports cards as Henry. If Kayla has 24 sports cards, how many sports cards do they have altogether?
What is 40 sports cards?
400
Solve the equation. 74 x 36
What is 2,664?
500

Solve using mental math. 500 x 8000

What is 4,000,000?

500

What is 500 X 103?

What is 500,000

500
Solve the equation. 620 x 8
What is 4,960?
500
After playing a game of Lotsa Money, Cole won 5 times as many gold coins as Julian. Julian won half as many gold coins as Jacob. Altogether they won 32 gold coins. How many gold coins did Cole win?
What is 20 gold coins?
500
Solve the equation. 92 x 42
What is 3,864?
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