Exam

• 15

• 25

• 20

• 25

• 0.2

• 2

• 8

• 20

• 
• 
• 
• 

• 
• 
• 
• 

Which equation shows a reasonable estimate for the quotient 6.41 ÷ 0.11

• 60 ÷ 10= 6

• 600 ÷ 10 =60

• 700 ÷ 10 =70

• 60 ÷ 6 =10

Which equation shows a reasonable estimate for the quotient 8.21 ÷ 0.12

• 80 ÷ 10= 8

• 800 ÷ 10 =80

• 800 ÷ 10 =800

• 80 ÷ 8 =10

0

• 1

• 1/2

• 1

• 2

• 0

• 1/2

• 1 1/2

• 2

Which equivalent expression uses powers of 10 to help you solve 5.21 ÷ 0.12

• 521 ÷ 12

• 521 ÷ 0.12

• 5210 ÷ 12

• 5.21 ÷ 10

Which equivalent expression uses powers of 10 to help you solve 5.41 ÷ 0.18

• 541 ÷ 18

• 541 ÷ 0.18

• 5410 ÷ 1

• 5.41 ÷ 18