Rounding
Place Value
Adding/Subtracting Decimals
Multiplication
Mystery
100

Round to the nearest ten.

528

530

100

What is the name of the italicized place value?

528,497

hundreds

100

10.056 + 5.94

15.996

100

25 x 387

9,675

100

When adding or subtracting decimals, what must you do?

Line up the decimals.

200

Round to the nearest whole number.

124.4

124

200

What is the name of the italicized place value?

4259.354

hundredths

200

251.74 - 68.4

183.34

200

671 x 15

10,065

200

How many decimal places does money go out?

2

300

Round to the nearest hundredths.

26.495

26.50

300

What is the name of the italicized place value?

219,125,002

ten millions

300

60.08 - 3.19

56.89

300

2,041 x 67

136,747

300

$15.25 - $4.15

$11.10

400

Round to the nearest thousands.

64,531

65,000

400

What is the name of the italicized place value?

859.2584

ten-thousandths

400

3,928.1247 + 24.71

3,952.837

400

28 x 44

1,232

400

What is the rule for rounding?

If the number that the arrow is pointing to is a 5 or higher the underlined number goes up one. If the number the arrow is pointing to is lower than 5, the underlined number stays the same.

500

Round to the nearest millions.

5,258,193

5,000,000

500

What is the name of the italicized place value?

5,146,202

ones

500

6,924.183 - 2,578.1

4,346.083

500

572 x 18

10,296

500

Round your answer to the nearest dollar.

$251.14 + $99.96

$351