Multiplying Whole Numbers and Decimals

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 3 x 4 means adding 3 four times (3 + 3 + 3 + 3 = 12).

Tags

CCSS.3.OA.A.1

Front

What is a whole number?

Back

A whole number is a number without fractions or decimals. It can be zero or any positive number (0, 1, 2, 3, ...).

Front

What is a decimal?

Back

A decimal is a number that includes a decimal point, which separates the whole number part from the fractional part (e.g., 2.5, 0.75).

Front

How do you multiply a whole number by a decimal?

Back

To multiply a whole number by a decimal, multiply as if they are both whole numbers, then place the decimal point in the product based on the number of decimal places in the decimal.

Tags

CCSS.5.NBT.B.7

Front

Calculate: 6 x 8.2

Back

49.2

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CCSS.6.NS.B.3

Front

Calculate: 10 x 4.5

Back

45

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CCSS.5.NBT.B.7

Front

Calculate: 0.88 x 15

Back

13.2

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CCSS.6.NS.B.3

Front

Calculate: 0.17 x 8

Back

1.36

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CCSS.6.NS.B.3

Front

Calculate: 8 x 0.33

Back

2.64

Tags

CCSS.6.NS.B.3

Front

What is the product of two decimals?

Back

The product of two decimals is found by multiplying them as whole numbers and then placing the decimal point in the result.

Tags

CCSS.5.NBT.B.7