Decimals Vocabulary

Common decimals used for estimating.

• Commutative Property of Addition

• Associative Property of Addition

• Compatible Numbers

• Benchmark Decimals

A mathematical statement

containing numerals, operators, grouping symbols and symbols or variables for unknown values. An expression does not contain an equal sign or inequality symbol.

• Hundredths

• Inverse Operation

• Expression

• Rounding

To give an approximate number or answer based on mathematical thinking.

• Rounding

• Guess and Check

• Estimate

• Exact answer

Which is the correct word form for 23.205?

• twenty-three two hundred five

• twenty-three and twenty five hundredths

• twenty-three and two hundred five thousandths

• twenty-three and two hundred five thousands

What is the standard form of Thirty-eight and seventy-two hundredths?

• 38.72

• 308.720

• 3872

• 308.27

What place is the seven in?
456.007

• thousandths

• tenths

• thousands

• hundredths

Write the decimal for six tenths

• 0.06

• 6

• 60

• 0.6

What is this decimal in written form?

• seventy-two tenths

• seventy-two hundredths

• seventy-two thousandths

• seventy-two

Choose the correct expanded form of 3.704 from your options below.

• 3 and seven hundred four thousandths

• 3 + 7 + 4

• 3 + .7 + .04

• 3 + 0.7 + 0.004

What is the written form for 348.203?

• three hundred forty-eight and twenty-three thousandths

• three hundred forty-eight and two hundred three thousandths

• three hundred forty-eight and two hundred three

• three hundred forty eight and two hundred three hundredths