Unit 2 Math Vocabulary - Addition & Subtraction

A number being added or joined together with another number(s)

• Addend

• Area

• Factor

• Product

Numbers that are slightly adjusted to create groups of numbers that are easy to

compute mentally

• Congruent

• Consecutive

• Compatible Numbers

• Dot Plot

A pattern or sequence of numbers in order without interruption

• Classify

• Equation

• Congruent

• Consecutive

Tags

CCSS.HSF.BF.A.2

The remaining amount after the subtrahend has been subtracted from the minuend

• Difference

• Sum

• Product

• Minuend

Tags

CCSS.6.NS.B.3

A mathematical statement composed of equivalent expressions separated by an equal sign

• Congruent

• Equation

• Estimation

• Compatible Numbers

Tags

CCSS.6.EE.A.2C

Using reasoning to determine an approximate value.

• Estimate

• Array

• Equation

• Product

Tags

CCSS.4.NBT.B.5

A number from which another number will be subtracted.

• Factor

• Difference

• Minuend

• Subtrahend

Tags

CCSS.2.NBT.B.5

A type of estimation with specific rules for determining the closest place value.

• Rounding

• Whole number

• Counting numbers

• Array

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

A number to be subtracted from a minuend.

• Difference

• Minuend

• Subtrahend

• Sum

Tags

CCSS.2.NBT.B.7

The total when adding two or more addends (numbers). The answer to an addition problem.

• Minuend

• Product

• Difference

• Sum

Tags

CCSS.2.OA.C.3