Estimating with Dividing Decimals and Compatible Numbers

Use compatible numbers to solve:
2,863 ÷ 43
(5-1)

• About 50
• About 500
• About 20
• About 200

Tags

CCSS.4.NBT.B.6

Divide using a remainder:
2593 ÷ 21
(5-2)

• 123 R 10
• 120 R 18
• 14 R 10
• 124 R 12

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

Find the quotient:
6348 ÷ 52
(5-3)

• 122 R 4
• 130
• 131 R 17
• 14 R 28

Tags

CCSS.7.EE.B.3

How do you know where to place the decimal point in long division with decimals? (5-4)

• Place the decimal in the quotient above the decimal point in the dividend
• Place the decimal point however many decimals the factors have combined to the left
• Place the decimal point however many decimals the factors have combined to the right
• Place the decimal in the quotient  after the first whole number

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

Find the quotient:
86.1 ÷ 6
(5-4)

• 14.35
• 2.5
• 16.1
• 12.83

Tags

CCSS.7.NS.A.3

Find the quotient:
33.9 ÷ 0.03
(5-5)

• 1130
• 113
• 11300
• 11.3

Tags

CCSS.5.NBT.B.7