Grade 5 Place Value

Shows a number as a sum of the values of its digits; for example,

123 456 = 100 000 + 20 000 + 3 000 + 400 + 50 + 6

5.713 = 6 + 0.7 + 0.01 + 0.003

• expanded form

• standard form

• written form

• unit form

Tags

CCSS.2.NBT.A.3

It shows how the value of each digit in a number depends on its place in the number

• equation

• place value chart

• integer

• unit form

Tags

CCSS.2.NBT.A.1

CCSS.2.NBT.A.3

CCSS.2.NBT.A.4

A zero used to hold the place value of the digits in a number. For example. the number 603 has 0 tens.

• fraction

• whole number

• placeholder

• division

Tags

CCSS.2.NBT.A.1

CCSS.2.NBT.A.4

Sets of addition and subtraction facts or multiplication and division facts that have the same numbers.

2 + 3 = 5

3 + 2 = 5

5 - 2 = 3

5 - 3 = 2

• factor

• equation

• addition

• related facts

Tags

CCSS.2.NBT.B.5

CCSS.2.NBT.B.9

CCSS.2.OA.B.2

The number 579 328 is in this form; it has a space between the thousands digit and the hundreds digit.

• unit form

• standard form

• expanded form

• word form

Tags

CCSS.2.NBT.A.3

Expressing a number by spelling it out in words.

• unit form

• standard form

• expanded form

• word form

Tags

CCSS.2.NBT.A.3

using on the first digit of each number to get an estimate; for example,

23 056 + 49 982 is about 20 00 + 40 000 = 60 000

• front-end rounding

• compatible numbers

• compensation rounding

• place value rounding

Tags

CCSS.2.NBT.B.5

CCSS.2.NBT.B.6

CCSS.2.NBT.B.7

CCSS.2.NBT.B.9

A strategy for estimating; rounding one number up and rounding the other number down when the numbers are added.

• place value estimation

• front-end rounding

• compatible numbers

• compensation

Tags

CCSS.5.NBT.A.4

CCSS.5.NBT.B.7

Pairs of numbers that are easy to work with; for example,

340 + 160 are easier to add because 40 + 60 = 100

• place value estimation

• front-end rounding

• compatible numbers

• compensation

Tags

CCSS.2.NBT.B.5

CCSS.2.NBT.B.6

CCSS.2.NBT.B.7

CCSS.2.NBT.B.9

Used for estimating by writing a number to its closest whole number.

• benchmark

• value

• number line

• expression

Tags

CCSS.2.MD.B.6