Unit 4 Decimal Computation Review

Front

What is a decimal?

Back

A decimal is a number that includes a decimal point, which separates the whole number part from the fractional part. For example, 3.14 is a decimal.

Front

How do you add decimals?

Back

To add decimals, align the decimal points and add as you would with whole numbers, placing the decimal point in the sum directly below the other decimal points.

Tags

CCSS.6.NS.B.3

Front

What is the value of 0.5 in fraction form?

Back

0.5 is equivalent to 1/2.

Front

How do you subtract decimals?

Back

To subtract decimals, align the decimal points and subtract as you would with whole numbers, placing the decimal point in the difference directly below the other decimal points.

Tags

CCSS.5.NBT.B.7

Front

What is the product of 0.2 and 0.3?

Back

0.2 x 0.3 = 0.06.

Tags

CCSS.6.NS.B.3

Front

How do you divide a decimal by a whole number?

Back

To divide a decimal by a whole number, perform the division as you would with whole numbers, and place the decimal point in the quotient directly above the decimal point in the dividend.

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

Front

What is the result of 15 ÷ 0.3?

Back

15 ÷ 0.3 = 50.

Tags

CCSS.5.NBT.B.7

Front

What is estimation in decimal computation?

Back

Estimation is a method used to find an approximate value rather than an exact answer, often by rounding numbers to make calculations easier.

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 factors and place the decimal point in the product accordingly.

Tags

CCSS.6.NS.B.3

Front

What is the correct placement of the decimal point in the product of 22.2 x 0.44?

Back

The correct placement is 9.768.

Tags

CCSS.6.NS.B.3