Estimating Products and Estimating Quotients

Front

Estimate the product: 123 x 6

Back

600

Tags

CCSS.4.NBT.B.5

Front

Estimate the product: 4,280 x 2

Back

8,000

Tags

CCSS.4.NBT.B.5

Front

Estimate the quotient: 297 ÷ 3

Back

100

Tags

CCSS.4.NBT.B.6

Front

Estimate the product: 4,555 x 3

Back

15,000

Tags

CCSS.4.NBT.B.5

Front

Estimate the quotient: 214 ÷ 3

Back

70

Tags

CCSS.4.NBT.B.6

Front

What is estimation in mathematics?

Back

Estimation is a method used to find a number that is close enough to the right answer, often used for simplifying calculations.

Front

How do you estimate a product?

Back

Round each number to a simpler number, then multiply the rounded numbers.

Tags

CCSS.4.NBT.B.5

Front

How do you estimate a quotient?

Back

Round the dividend and divisor to simpler numbers, then divide the rounded numbers.

Tags

CCSS.5.NBT.B.7

Front

What is rounding?

Back

Rounding is adjusting a number to make it simpler but keeping it close to its original value.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Front

Estimate the product: 250 x 4

Back

1,000

Tags

CCSS.4.NBT.B.5