Adding, Subtracting & Multiplying Decimals Review

Front

What is the result of 3.8 - 3.19?

Back

0.61

Front

What is 94 - 4.8?

Back

89.2

Front

What is 18.7 x 6?

Back

112.2

Front

What is 86.04 + 4.04?

Back

90.08

Front

What is 16.3 - 4.156?

Back

12.144

Front

Define a decimal.

Back

A decimal is a fraction expressed in a special form, where the denominator is a power of ten.

Front

What does it mean to add decimals?

Back

Adding decimals involves aligning the decimal points and adding the numbers as you would with whole numbers.

Front

What is the process of subtracting decimals?

Back

To subtract decimals, align the decimal points and subtract as you would with whole numbers.

Front

How do you multiply decimals?

Back

Multiply the numbers as if they were whole numbers, then count the total number of decimal places in both factors to place the decimal in the product.

Front

What is the importance of decimal places in addition and subtraction?

Back

Decimal places must be aligned to ensure accurate addition and subtraction of decimal numbers.