Mental Math
560 ÷ 80
What is 7?
Estimate 804 ÷ 12 using compatible numbers. State what each compatible number is as well.
What is 800 ÷ 10 = 80?
Use partial quotients to divide 736 ÷ 23. State the partial quotients and the whole quotient. Check with multiplication!
Partial quotients: 30 and 2
Whole quotient: 32
Solve 234 ÷ 3 using long division.
What is 78?
6,300 ÷ 90
What is 70?
Estimate 434 ÷ 37 using compatible numbers. State what each compatible number is as well.
What is 400 ÷ 40 = 10?
Use partial quotients to divide 688 ÷ 43. State the partial quotients and whole quotient. Check with multiplication!
Partial quotients: 10 and 6
Whole quotient: 16
Solve 867 ÷ 6 using long division.
What is 144 R 3?
1,600 ÷ 80
What is 20?
Estimate 792 ÷ 35 using compatible numbers. State what each compatible number is as well.
What is 800 ÷ 40 = 20?
Use partial quotients to divide 362 ÷ 7. State the partial quotients and whole quotient. Check with multiplication!
Partial quotients: 20 and 7, remainder 11
Whole quotient: 27 R 11
Solve 332 ÷ 5 using long division.
What is 66 R 2?
My boy Bob shared his bags of Mini Kit Kats with his 12 classmates. If the has 48 Kit Kats, how many does each classmate get?
What is 4 kit kats?
48,000 ÷ 80
What is 600?
Estimate 1,036 ÷ 21 using compatible numbers. State what each compatible number is as well.
What is 1,000 ÷ 20 = 50?
Use partial quotients to divide 840 ÷ 5.
168
Solve 8,899 ÷ 6 using long division.
What is 1449 R 5?
There were 8 dozen (96) donuts in the teacher's lounge to hand out to classes. Each of the 4 classes got the same amount of donuts. How many donuts did each class eat?
What is 24 donuts?
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?
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?
Use partial quotients to divide 755 ÷ 7
What is 107 R 7
Solve 1,699 ÷ 8 using long division.
What is 212 R 3?
There are 322 students in 4th grade going on a field trip. Each bus holds 45 students. How many buses do they need to bring?
What is 8 buses?