4.4 & 4.8 Place the decimal in the product

Place the decimal in the product

Look at what is blue....count how many letters are blue! (They are to the RIGHT of the DECIMAL.)

A.BC

D.E

FGHI.JKL

Now, do the same with the numbers. How many digits are blue?

A) 6.34

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B) 8

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C) 9.456

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​D) 7

You're ready! Count how many digits are in blue.

A) 5.6 x 9 D) 4.8 x 2.09

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B) 3.02 x 4 E) 99.23 x 4.04

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C) 7 x 1.2

*The number of digits to the right of the decimal will be the number of digits to the right of the decimal in the product.

Multiple Choice

How many digits will be to the right of the decimal in the product?

4.5 x 8

• 0 digits

• 1 digit

• 2 digits

Multiple Choice

How many digits will be to the right of the decimal in the product?

4.51 x 8

• 0 digits

• 1 digit

• 2 digits

Multiple Choice

How many digits will be to the right of the decimal in the product?

0.04 x 6

• 0 digits

• 1 digit

• 2 digits

Multiple Choice

3.45 x 2.9

How many digits will be to the right of the decimal in the product?

• 0

• 1

• 2

• 3

Multiple Choice

7.9 x 2.3

How many digits will be to the right of the decimal in the product?

• 0

• 1

• 2

• 3

Multiple Choice

24.8 x 500

How many digits will be to the right of the decimal in the product?

• 0

• 1

• 2

• 3

Place the decimal where it should be in the product.

5 x 0.3 =

THINK:

A) 5 x 3 = 15

B) There is one digit to the right of the decimal in the factors so there needs to be one digit to the right of the decimal in the product.

C) 5 x 0.3 = 1.5

0.03 x 8 =

THINK:

A) 3 x 8 = 24

B) There are two digits to the right of the decimal in the factors.

C) 3 x 8 = 0.24

Multiple Choice

7 x 0.2 =

• 14

• 1.4

• 0.14

Multiple Choice

0.07 x 0.2 =

• 0.014

• 1.4

• 0.14

Multiple Choice

7 x 0.2 =

• 0.014

• 1.4

• 0.14

Multiple Choice

9 x 0.2 =

• 18

• 1.8

• 0.18

Multiple Choice

9 x 0.02 =

• 18

• 1.8

• 0.18

Multiple Choice

9 x 0.2 =

• 18

• 1.8

• 0.18

Multiple Choice

0.9 x 0.2 =

• 18

• 1.8

• 0.18

Multiple Choice

9 x 2 =

• 18

• 1.8

• 0.18

Multiple Choice

0.4 x 2 =

• 0.08

• 8

• 0.8

Multiple Choice

0.04 x 0.5 =

• 0.002

• 0.02

• 0.2

• 2

Multiple Choice

0.8 x 0.7 =

• 560

• 5.6

• 56

• 0.56

Multiple Choice

8 x 0.7 =

• 560

• 5.6

• 56

• 0.56

Multiple Choice

8 x 7 =

• 560

• 5.6

• 56

• 0.56

Multiple Choice

8 x 70 =

• 560

• 5.6

• 56

• 0.56