Multiplication Facts
Place Value
Rounding
Estimation
Mental Math
100

2 x 5

What is 10.

100

The value of the 8 in 981.

What is 80.

100

Round to the nearest 10.

15

What is 20.

100

Round to the nearest hundred.

Estimate.

210 +  305

What is 500.

100

6000 + 8000

What is 1400.

200

9 x 3

What is 27.

200

7159


The 7 is in this place.

What is the thousands place.

200

Round to the nearest 10.

82

What is 80.

200

Round to the nearest hundred.

Estimate.

899-499

What is 400.

200

29,000 + 12,000

What is 41,000.

300

8 x 6

What is 48.

300

Write this figure.

Eight thousand, twenty-one.

What is 8,021.

300

Round to the nearest hundred.

220

What is 200.

300

Round to the nearest hundred.

Estimate.

616 + 489

What is 1100.

300

55,000 - 25,000.

What is 30,000.

400

9 x 7

What is 63.

400

Write this figure.

Ninety thousand, five hundred thirteen.

What is 90,513.

400

Round to the nearest ten.

6876

What is 6880.

400

Round to the nearest hundred.

Estimate.

1799 + 402

What is 2200.

400

8000 x 9

What is 72,000.

500

12 x 12

What is 144.

500

Write in words.

12,705

Twelve thousand, seven hundred, five

500

Round to the nearest thousand.

8574

What is 9000.

500

Round to the nearest hundred.

Estimate.

2405-995

What is 1400.

500

49,000 รท 7.

What is 7,000.