Estimating Products

Front

What do you round to when estimating products?

Back

The highest place value.

Tags

CCSS.4.NBT.B.5

Front

Estimate the product of 6,987 x 6.

Back

42,000.

Tags

CCSS.4.NBT.B.5

Front

Estimate the product of 395 x 4.

Back

1,600.

Tags

CCSS.4.NBT.B.5

Front

Estimate the product of 272 x 5.

Back

1,500.

Tags

CCSS.4.NBT.B.5

Front

Estimate the product of 6,000 x 8.

Back

48,000.

Tags

CCSS.4.NBT.B.5

Front

What is the purpose of estimating products?

Back

To quickly find an approximate value without calculating the exact answer.

Tags

CCSS.4.NBT.B.5

Front

When estimating, what is the first step?

Back

Round the numbers to the highest place value.

Tags

CCSS.4.NBT.B.5

Front

What is the estimated product of 1,200 x 3?

Back

3,600.

Tags

CCSS.4.NBT.B.5

Front

How do you estimate 4,500 x 2?

Back

Round 4,500 to 5,000, then multiply: 5,000 x 2 = 10,000.

Tags

CCSS.4.NBT.B.5

Front

What is the estimated product of 800 x 7?

Back

5,600.

Tags

CCSS.4.NBT.B.5