Multiply and divide Decimals

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a decimal point. For example, 0.5 is a decimal representation of 5/10.

Front

How do you multiply decimals?

Back

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

Front

How do you divide decimals?

Back

To divide decimals, move the decimal point in the divisor to the right until it is a whole number, then move the decimal point in the dividend the same number of places. Divide as usual.

Front

What is the result of 7.58 divided by 0.2?

Back

37.9

Front

What is the result of 42.10 divided by 0.02?

Back

2105

Front

What is the result of 5.75 divided by 0.25?

Back

23

Front

What is the result of 45.1 multiplied by 7?

Back

315.7

Front

What is the result of 16.24 divided by 0.14?

Back

116

Front

What is the importance of decimal places in multiplication?

Back

Decimal places determine the precision of the result. The more decimal places, the more precise the answer.

Front

What is the importance of decimal places in division?

Back

Decimal places in division affect the accuracy of the quotient. Proper placement of the decimal point is crucial for correct results.