Unit 1 MidMod Review- Place Value

Power of 10

100

95 X 10 =

950

200

100 X 47

4,700

300

10⁴ =

100,000

400

10⁵ =

100,000

500

2.3 X 1,000 =

2,300

Using Powers of 10

100

2.7 X 100 =

270

200

3,600 ÷ 1,000 =

3.6

300

3,05.4 ÷ 10² =

3.054

400

.34 X 10⁵

34,000

500

127.438 X 10² =

12,743.8

Number Forms

100

Write this number is Standard Form-

Four and three hundredths

4.03

200

Write this number is Word Form-

8.13

Either and thirteen hundredths

300

Write this number is Expanded Form-

43.71

4 tens 3 ones 7 tenths 1 hundredths 

400

Write this number is Word Form-

502.706

Five hundred two and seven hundred six thousandths

500

Write this number is Expanded Form-

936.82

9 x 100 + 3 x 10 + 6 x 1 + 8 x .1 + 2 x .01

OR

900 + 30 + 6 + 0.8 + 0.02

<,>,= & Rounding

100

314.028 ___ 314.082

314.028 < 314.082

200

Round 43.073 to the nearest Tenths

43.1 OR 43.100

300

18.54 ___ 18.054

18.54 > 18.054

400

Three thousand fifty four __ Thirty-seven and fifty four hundredths

Three thousand fifty four > Thirty-seven and fifty four hundredths

OR 3,054 > 37.54

500

Round 58.461 to the nearest Tens, Ones, and Tenths, Hundredths

60 the nearest Tens

58 the nearest Ones

58.5 the nearest Tenths

58.46 the nearest Hundredths

Adding Decimals

100

0.4 + 0.52 =

0.92

200

3.6 + 0.38 =

3.98

300

2.47 + 6.62 =

9.09

400

304.27 + 56.05 =

360.32

500

145.308 + 238.972 =

384.280