Decimal Multiplication

Decimal Multiplication

Welcome to Ms. Israel's class!

How to multiple decimals

• Step one - Multiple like whole numbers

• step 2 - Count decimal places in the problem

• step 3 - Put the same number of places behind the decimal in the product

Check your knowledge!

Multiple Choice

The first step to multiplying decimals is to multiply the numbers as though they were whole numbers.

• True

• False

Multiple Choice

How many decimal places should be in the product?

• 1

• 2

• 3

• 4

Multiple Choice

The number of decimal places in the answer is the same as the total number of digits to the right of the decimal point in each of the factors.

• True

• False

Multiple Choice

When multiplying decimals you must line up the decimals before multiplying.

• True

• False

Multiple Choice

Oliver bought 7 bags of candy. Each bag costs $1.50. How much money did he have to pay?

• $7.50

• $8.50

• $10.50

• $105.00

Multiple Choice

How many digits will be behind the decimal in the product?
0.15 x 0.6

• 0
• 1
• 2
• 3

Multiple Choice

0.1 x 5 = ?

• 5

• 0.5

• 0.05

Multiple Choice

How many decimal places are there in the product of: 2.352 x 2.66?

• 5

• 7

• 2

• 4

Multiple Choice

Choose the answer with the decimal in the correct place.

2.16 x 3.7 = 7 9 9 2

• 0.7992

• 7.992

• 79.92

• 799.2

Multiple Choice

Find the product:  8.3 x 4.6

• 381.8
• 36.48
• 38.18
• 364.8

Multiple Choice

0.35 x 6

• 210
• 21
• 2.1
• 0.21

MULTIPLY DECIMALS

THE END !

Any

Questions?

HOME-WORK :)

HAVE FUN!!