Chapter 6-2 "Estimate Quotients"

Front

What is estimation in division?

Back

Estimation in division is a method used to find an approximate answer rather than an exact one. It helps to quickly assess the size of the quotient.

Front

Estimate: 278 ÷ 7

Back

40

Tags

CCSS.4.NBT.B.6

Front

Estimate: 637 ÷ 8

Back

80

Tags

CCSS.4.NBT.B.6

Front

Estimate: 214 ÷ 3

Back

70

Tags

CCSS.4.NBT.B.6

Front

Estimate: 297 ÷ 3

Back

100

Tags

CCSS.4.NBT.B.6

Front

Estimate: 541 ÷ 9

Back

60

Tags

CCSS.4.NBT.B.6

Front

What is the purpose of estimating quotients?

Back

The purpose of estimating quotients is to simplify calculations and to quickly understand the size of the answer.

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

Front

How do you round numbers for estimation?

Back

To round numbers for estimation, look at the digit to the right of the place value you are rounding to. If it's 5 or more, round up; if it's less than 5, round down.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

What is a quotient?

Back

A quotient is the result of dividing one number by another.

Tags

CCSS.3.OA.A.2

Front

What is the relationship between multiplication and division?

Back

Multiplication and division are inverse operations. If you multiply a number by a divisor, you can divide the product by the same divisor to get back to the original number.

Tags

CCSS.4.NBT.B.6