Decimals and Powers of 10

Which of the following expressions is equivalent to 86,000

• 86 x 10³
• 8.6 x 10²
• 860 x 10
• 8,600 x 10²

Tags

CCSS.5.NBT.A.1

CCSS.5.NBT.A.2

59 x 1,000

• 59,000
• 5,900
• 590,000
• 590

Tags

CCSS.5.NBT.A.2

CCSS.5.NBT.B.5

380 x 10

• 38,000
• 380
• 3,800
• 38

42 x 10²

• 42,000
• 420
• 420,000
• 4,200

Tags

CCSS.5.NBT.A.1

CCSS.5.NBT.A.2

27 x 10³

• 27,000
• 270
• 2,700
• 270,000

10⁶ =

• 10 x 10 x 10
• 10 x 10 x 10 x 10
• 10 x 10 x 10 x 10 x 10 x 10
• 10 x 10 x 10 x 10 x 10 x 10 x 10

Tags

CCSS.5.NBT.A.2

Moving the decimal to the right means the number will get __________.

• larger
• smaller
• stay the same

Tags

CCSS.5.NBT.A.1

CCSS.5.NBT.A.2

When you divide a number by a power of ten, the number will get _________.

• smaller
• bigger
• stay the same

Tags

CCSS.5.NBT.A.2

2.34 ÷ 10¹

• 0.234
• 2.34
• 23.4
• 0.0234

Tags

CCSS.5.NBT.A.2

CCSS.5.NBT.B.7

753 ÷ 100

• 0.753
• 753
• 75.3
• 7.53

Tags

CCSS.5.NBT.A.2

CCSS.5.NBT.B.7