How do you multiply numbers with decimals?

To multiply decimals, first multiply as if there is no decimal. Next, count the number of digits after the decimal in each factor. Finally, put the same number of digits behind the decimal in the product.

What grade do you multiply decimals?

Multiply decimals | 5th grade | Math | Khan Academy.

How is the process of multiplying decimal numbers different from multiplying whole numbers?

Multiplying decimals is the same as multiplying whole numbers except for the placement of the decimal point in the answer. When you multiply decimals, the decimal point is placed in the product so that the number of decimal places in the product is the sum of the decimal places in the factors.

How do you multiply a whole number?

Multiply the Denominators. Multiply the numbers on the bottoms of the fractions, called the denominators. This is simple if you are multiplying by a whole number, because the denominator of the whole number is 1. For 3/8 x 32/1, multiply 8 x 1.

How do you mutiply fractions with whole numbers?

To multiply fractions with whole numbers, write each fraction as an improper fraction. To do so, multiply the whole number by the fractions denominator, then add the numerator. Place this new number over the old denominator.

How do you multiply decimals?

Line up the numbers on top of each other.

Multiply the numbers while ignoring the decimal points.

Count up all of the numbers of digits that are located at the right side of the decimal points of the factors.

Move the decimal point of the whole number to the left that number of times.

Fill in the extra space with a zero.

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How do you multiply fractions?

Multiply the top numbers (the numerators ).

Multiply the bottom numbers (the denominators ).

Simplify the fraction if needed.

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How do you multiply numbers with decimals?