Addition/Subtraction Vocab

What is a step-by-step procedure for solving a problem or accomplishing a task?

• Algorithm

• Variable

• Regroup

• Partial Sums

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is the process of rearranging groups in addition or subtraction to make calculations easier?

• Compatible Numbers

• Regroup

• Front-end Estimation

• Variable

Tags

CCSS.2.NBT.B.5

What is a method of estimating by using the leading digits of a number?

• Partial Sums

• Algorithm

• Front-end Estimation

• Regroup

What is a number or symbol that represents a changeable value in mathematics?

• Variable

• Algorithm

• Compatible Numbers

• Partial Sums

Tags

CCSS.6.EE.B.6

What are numbers that are easy to compute mentally?

• Compatible Numbers

• Regroup

• Variable

• Algorithm

What is a method of adding numbers by breaking them into parts?

• Partial Sums

• Front-end Estimation

• Regroup

• Variable

Tags

CCSS.2.NBT.B.7

What is an estimation method in which the front digits are added or subtracted?

• Front-end estimation

• Rounding

• Compatible numbers

• Mental math

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is the traditional way of adding or subtracting numbers that involves stacking them vertically?

• Algorithm

• Mental math

• Front-end estimation

• Compatible numbers

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What are numbers that are easy to work with mentally called?

• Compatible numbers

• Variables

• Front-end numbers

• Place value numbers

What does it mean to use place value to exchange equal amounts when renaming a number?

• Regrouping

• Estimating

• Stacking

• Subtracting

Tags

CCSS.2.NBT.B.7