Multiplication with decimals

Front

What is the product of 15 and 8.7?

Back

The product of 15 and 8.7 is 130.5.

Tags

CCSS.5.NBT.B.7

Front

Calculate the product of 2.9 and 4.9.

Back

The product of 2.9 and 4.9 is 14.21.

Tags

CCSS.6.NS.B.3

Front

What is the product of 0.07 and 0.3?

Back

The product of 0.07 and 0.3 is 0.021.

Tags

CCSS.6.NS.B.3

Front

Find the product of 0.8 and 0.6.

Back

The product of 0.8 and 0.6 is 0.48.

Tags

CCSS.6.NS.B.3

Front

Estimate the product of 9.94 and 6.6.

Back

The best estimate for the product of 9.94 and 6.6 is 70.

Tags

CCSS.5.NBT.B.7

Front

What is the general rule for multiplying decimals?

Back

To multiply decimals, multiply the numbers as if they were whole numbers, then count the total number of decimal places in both factors and place the decimal point in the product accordingly.

Tags

CCSS.5.NBT.B.7

Front

How do you round numbers for estimation in multiplication?

Back

To round numbers for estimation, round each number to the nearest whole number or to one decimal place, depending on the context, and then multiply the rounded numbers.

Tags

CCSS.4.NBT.B.5

Front

What is the significance of decimal places in multiplication?

Back

Decimal places indicate the precision of a number; when multiplying, the total number of decimal places in the product is determined by the sum of the decimal places in the factors.

Tags

CCSS.5.NBT.B.7

Front

How can you check your multiplication of decimals?

Back

You can check your multiplication of decimals by using the inverse operation (division) or by estimating the product and comparing it to your calculated answer.

Tags

CCSS.5.NBT.B.7

Front

What is the product of 0.5 and 0.4?

Back

The product of 0.5 and 0.4 is 0.20.

Tags

CCSS.6.NS.B.3