Copy of Multiplying Decimals

What is the KEY to multiplying decimal numbers?

• unlocking the answer

• counting up all the decimals

• using a calculator

• pretending the decimal points aren't there

What is 365 x 24? 

• 8760

• 2190

• 7440

If you were to round these numbers to the greatest place value, what would be a reasonable estimate for the answer?

• 0.8

• 8

• 80

• 800

How many places will you need to shift the decimal point after you multiply these factors?

• 1

• 2

• 3

• 4

What would the final answer be once the decimal is placed? 

• 2636.7

• 263.67

• 26.367

• 2.6367

Chose the answer with the decimal in the correct spot. 

78.41 x 9.32 = 7307812

• 730.7812

• 73.07812

• 0.7307812

• 7307.812

Solve:

7.2 x 0.6

Remember...at first, pretend it's 72 x 6

• 4.32

• 4.22

• 43.2

• 42.2