Multiplying Decimals

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a dot (.) to separate the whole number from the fractional part.

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

What is the product of 19.1 and 8.5?

Back

162.35

Front

What is the product of 9.1 and 11.6?

Back

105.56

Front

What is the product of 15.8 and 1.3?

Back

20.54

Front

What is the product of 52.2 and 1.6?

Back

83.52

Front

What is the product of 32.3 and 0.7?

Back

22.61

Front

What does it mean to round a decimal?

Back

Rounding a decimal means adjusting its value to make it simpler while keeping it close to the original value, often to a specified number of decimal places.

Front

What is the place value of the digit 5 in 0.75?

Back

The place value of 5 in 0.75 is in the hundredths place.

Front

What is the importance of aligning decimal points when adding or subtracting decimals?

Back

Aligning decimal points ensures that each digit is in the correct place value, which is crucial for accurate addition or subtraction.