Mental Math
Place Value
Rounding
Multiplication
Division
100

What is 100 more than 682?

782

100

In the following number, which digit is in the thousands place?

13,472

3

100

Round the following number to the closest tens place:

313

310
100

Solve the following multiplication problem:

14x5=

70

100

Solve the following division problem:

21/7=

3

200

What is 10 more than 1,426?


1,436

200

In the following number, which digit is in the ten-thousandths place?

605,506

0

200

Round the following number to the closest tens place:

8,748

8,750

200

Solve the following multiplication problem:

22x9=

198

200

Solve the following division problem:

72/9=

8

300

What is 400 more than 17,293?

17,693

300

In the following number, which digit is in the thousands place?

357,913

7

300

Round the following number to the closest hundreds place:

6,427

6,400

300

Solve the following multiplication problem: 

13x15=

195

300

108/12=

9

400

What is 50 less than 3,991?

3,941

400

In the following number, which digit is in the hundred thousandths place?

2,641,039

6

400

Round the following number to the closest thousands place:26,981

27,000

400

Solve the following multiplication problem:

140x6=

840

400
If 2 x 30 = 60, then 60/2 = 

30

500

What is 120 less than 6,570?

6,450

500

In the following number, which digit is in the millions place?

25,478,23

5
500

Round the following number to the closest thousands place:

183,650

184,000

500

Solve the following multiplication problem:

50x50=

2,500

500

If 3 x 50 = 150, then 150/3=

50