Decimals Powers of Ten Multiplication

10² x 4.78 =

• 4.78

• 47.8

• 478

• 4,780

Tags

CCSS.5.NBT.A.2

2.07 x 1,000 =

• 2.07

• 20.7

• 2,070

• 207

Tags

CCSS.5.NBT.A.2

80.72 x 10³ =

• 80,720

• 8,072

• 807,200

• 807.20

Tags

CCSS.5.NBT.A.2

54.62 x 10

• 546.2

• 54.6

• 54.2

• 5.462

Tags

CCSS.5.NBT.A.2

0.23 x 10

• .23

• 230

• 2.3

• 2,300

Tags

CCSS.5.NBT.A.2

Powers of Ten

When we multiply by powers of ten, we move the decimal to the ​ (a)   .

When we divide by powers of ten, we move the decimal to the ​ (b)   .

• right

• left

Tags

CCSS.5.NBT.A.2

.75 x 10 =

• .75

• 7.5

• 75

• .075

Tags

CCSS.5.NBT.A.2

45.6 \times 10^0 =

• 4,560

• 456

• 45,600

• 45.6

Tags

CCSS.5.NBT.A.2

Which way does the decimal move when you multiply?

• right

• left

Tags

CCSS.5.NBT.A.2

0.085 x 100

• 0.85

• 8.5

• 85

• 850

Tags

CCSS.5.NBT.A.2