MENTAL MATH

1. 9 × 80 =

• 702

• 720

• 560

2. Find the product. 300 x 12

• 2400

• 12300

• 3600

3. The numbers you multiply together are called the..

• product

• factors

• sum

• difference

4. True or false:

2,000×10 = 2,000

• True

• False

5. 80 x 80 = ____

• 64,000

• 6,400

• 1,600

6. Micah walks 60 steps every hour. How many steps will he walk in five hours?

• 300

• 600

• 30

7. Doughnuts come in boxes of 12. How many doughnuts are in 10 boxes?

• 1200

• 12,000

• 120

8. 4x______=24

• 8

• 6

• 4

9. Say True or False:

20X9 = 108

• True

• False

10. 2 x ____ x 7 = 7 x 4 x 2

• 14

• 1

• 4