Place Value/Rounding
Estimate
Multiplication
Division
Solve for the variable n
100

Round 86,499 to the nearest ten thousand

90,000

100

Estimate the sum(round to the hundreds) 678+432=

1,100

100

Find the product 48x6=

288

100

Find the quotient 51/3=

17

100

nx5=45 n=

9

200

What is the value of the 8 in the number  7,867,793?

800,000

200

Estimate the difference(round to the nearest thousand) 8,098-4,599=

3,000

200

Find the product 109x5=

545

200

Find the quotient 115/5=

23

200

100/n=10 n=

10

300

Round 718,789 to the nearest thousand

719,000

300

Estimate the product(round to the nearest ten) 87x63=

5,400

300

Find the product 2,345 x8=

18,760

300

Find the quotient 280/8=

35

300

27-n=14 n=

13

400

Construct a five digit number with:

5 in the tens place 6 in the ten-thousands place

9 in the ones place 7 in the thousands year

2 in the hundreds place


67,259

400

Use compatible numbers to estimate the quotient 235/8=

30

400

Find the product 23x15=

345

400

Find the quotient 276/23=

12

400

n+33=41 n=

8

500

Round 297,456 to the nearest ten thousand place

300,000

500

Estimate the product(round to the nearest hundred) 563x379=

240,000

500

Find the product 56x98=

5,488

500

Find the quotient 774/9=

86

500

nx13=39

3

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