By a Whole Number
By a Decimal
Place the Decimal
By a Power of 10
Mystery
100

0.4 x 8 = 

3.2

100

0.3 x 0.6 = 

0.18

100

2.21 x 3 = 661

6.61

100

42.3 x 10 =

423

100

4 x 4 =

16

200

0.9 x 7 =

6.3

200

0.5 x 0.9 =

0.45

200

4.32 x 3 = 1296

12.96

200

0.086 x 102 =

8.6

200

Spell the word your teacher says.

restaurant

300

1.2 x 6 =

1.2

300

2.8 x 0.3 =

0.84

300

5.64 x 1.1 = 564

5.64

300

5.02 x 100 =

502

300

What degree is a right angle?

90 degrees

400

2.3 x 2 = 

4.6

400

2.4 x 0.7 =

1.68

400

6.75 x 5 = 3375

33.75

400

94.6 x 103 =

94,600

400

Spell the given word backwards.

Rebmeced

500

4.52 x 4 = 

18.08

500

7.64 x 1.2

9.168

500
4.06 x 20.1 = 81606

81.606

500

If we multiplied 0.629 and a power of ten and got 62.9 as the product, what power of ten did we multiply by?

2nd power

102

500

0 x 0 =

0

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