Numbers and Operations Vocab

written down in the way most commonly accepted; not in expanded form.  For example, 643 written in standard form is 643

• word form

• standard form

• expanded form

• digit place

Tags

CCSS.2.NBT.A.3

A number is expressed in word form when it is written using words instead of digits.  For example, 643 is written as six hundred forty three.

• standard form

• word form

• expanded form

• digit place

Tags

CCSS.2.NBT.A.3

A multi-digit number is expressed in expanded form when it is written as a sum of single-digit multiples of powers of ten. For example, 643 = 600 + 40 + 3

• standard form

• word form

• expanded form

• digit place

one part in a hundred equal parts, 1/100th

• hundreds

• tenths

• hundredths

• tens

Tags

CCSS.3.NF.A.3C

 one part in a thousand equal parts, 1/1000th

• thousands

• hundredths

• thousandths

• tenths

Tags

CCSS.5.NBT.A.3A

one part in ten equal parts, 1/10th

• hundreds

• tenths

• hundredths

• tens

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

fractions which have the same value, even though they may look different; for example 1/2 and 2/4 are equivalent, because they are both half;

• mixed number

• improper fraction

• decimal

• equivalent fraction

 having the same value

• greater than

• less than

• equivalent

• not equal

how many times to use that number in a multiplication.  It is written as a small number to the right and above the base number.  In this example:  82 = 8 x 8 = 64, the exponent “2” says to use the 8 two times in a multiplication

• place value

• digit

• exponent

• addition

Tags

CCSS.6.EE.A.1

a number says how many times to use the number in a multiplication, it is written as a small number to the right and above the base number.

• place value

• digit

• power

• addition

Tags

CCSS.6.EE.A.1