Understanding Decimals

Front

What is a decimal?

Back

A number that shows parts of a whole, written using a decimal point to separate the whole number part from the fractional part (e.g., 3.5, 0.75).

Front

What is a decimal point?

Back

The symbol (.) that separates the whole number part from the fractional part of a decimal (e.g., in 4.56, the decimal point separates 4 and 56).

Front

What are tenths in decimals?

Back

The first place value to the right of the decimal point, representing one out of ten equal parts (e.g., 0.7 is 7 tenths).

Front

What are hundredths in decimals?

Back

The second place value to the right of the decimal point, representing one out of one hundred equal parts (e.g., 0.06 is 6 hundredths).

Front

What are thousandths in decimals?

Back

The third place value to the right of the decimal point, representing one out of one thousand equal parts (e.g., 0.004 is 4 thousandths).

Front

What is a decimal fraction?

Back

A fraction written with a denominator that is a power of 10 (e.g., 0.25 is the same as 25/100).

Front

How do you convert decimals to fractions?

Back

Changing a decimal into a fraction (e.g., 0.25 = 25/100).

Front

How do you convert fractions to decimals?

Back

Changing a fraction into a decimal (e.g., ½ = 0.5).