Topic 2 Review 5th Kogut

Estimating/Rounding

100

Round 13.62 to the nearest whole number.

14.00

200

Round 25.15 to the nearest whole number.

25

300

DOUBLE POINTS! Estimate the sum of $4.28 and $21.35 by rounding each number to the nearest tenth.

$25.70

400

Round 34.53 and 12.78 to the nearest tenth. Then estimate the difference.

21.70

500

Say this decimal correctly 3954.385

Three thousand nine hundred fifty four and three hundred eighty five thousandths

Adding Decimals

100

3.14 + 5.12 = 

8.26

200

14.73+15.1=

29.83

300

3 + 4.55=

7.55

400

17.82 + 3.66=

21.48

500

4.28+21.35+14.65=

40.28

Subtracting Decimals

100

20.8 - 7.34=

13.46

200

34.63 - 27.9=

6.73

300

15- 0.48=

14.52

400

6 - 2.33=

3.67

500

1.09 - 0.87=

0.22

Adding and Subtracting Decimals

100

12.46 + 3.8=

16.26

200

DOUBLE POINTS! 4.5 - 3.79=

0.71

300

9.38 - 0.19=

9.19?

400

2.13 + 0.9=

3.03

500

10.21 - 5.6=

4.61

Place Value

100

What number is in the hundredth place 45.67

7

200

What number is in the one's place 23.09

3

300

What number is in the tenth place 9.12

1

400

What number is in the ten place 76.9

7

500

What word do we use to "pronounce" what the decimal always says?

AND