Mental Math
Estimating
Partial Quotients
Long Division
Partial Products
100
560 ÷ 80
What is 7?
100
Estimate 804 ÷ 12 using compatible numbers. State what each compatible number is as well.
What is 800 ÷ 10 = 80?
100
Use partial quotients to divide 736 ÷ 23. State the partial quotients and the quotient. Check with multiplication!
Quotient: 32
100
Solve 544 ÷ 27 using long division.
What is 32?
100
Multiply using partial products: 
What is: 400+240+80+48 = 768
200
6,300 ÷ 90
What is 70?
200
Estimate 434 ÷ 37 using compatible numbers. State what each compatible number is as well.
What is 400 ÷ 40 = 10?
200
Use partial quotients to divide 688 ÷ 43. State the partial quotients and quotient. Check with multiplication!
Quotient: 16
200
Solve 867 ÷ 68 using long division.
What is 12 R 51?
200
Multiply using partial products: 
What is 1200+420+80+28 = 1728
300
1,600 ÷ 80
What is 20?
300
Estimate 792 ÷ 35 using compatible numbers. State what each compatible number is as well.
What is 800 ÷ 40 = 20?
300
Use partial quotients to divide 362 ÷ 7. State the partial quotients and quotient. Check with multiplication!
Quotient: 27 R 11
300
Solve 332 ÷ 29 using long division.
What is 11 R 13?
300
Multiply using partial products: 
What is 1200+180+280+42 = 1720
400
48,000 ÷ 80
What is 600?
400
Estimate 1,036 ÷ 21 using compatible numbers. State what each compatible number is as well.
What is 1,000 ÷ 20 = 50?
400
Use partial quotients to divide 840 ÷ 28. State the partial quotients and quotient. Check with multiplication!
Quotient: 30
400
Solve 8,899 ÷ 61 using long division.
What is 145 R 54?
400
Multiply using partial products: 
What is 2400+360+420+63 = 3243
500
A carton of staples has 60 packages. The carton contains 36,000 staples in all. Find the number of staples in each package.
What is 600 staples?
500
Josh's band wants to learn a new song for the school concert in 6 weeks, 42 days. The song has 2,024 lines. Find about how many lines they need to learn each day to learn the song in time.
What is 2,000 ÷ 40 = 50?
500
Use partial quotients to divide 755 ÷ 11. State the partial quotients and quotient. Check with multiplication!
Quotient: 68 R 7
500
Solve 1,699 ÷ 17 using long division.
What is 99 R 16?
500
Multiply using partial products: 
What is 3500+350+280+28 = 4158