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Scientific Notation
Random Surprises!
Mixed Measures
Exponents
"Blank" of a Number
100

1 x 10-12

0.000000000001

100

(-5) + (-4) - (-3) - (+2)

-8

100

2 hr 48 min 20 sec - 1 hr 23 min 48 sec

1 hr 24 min 32 sec

100

5-2

1/25

100

What number is 3/5 of 130?

78

200

4.63 x 10-8

0.0000000463

200

(-7)(3)

-21

200

2 yd 1 ft 7 in + 1 yd 2 ft 8 in

4 yd 1 ft 3 in

200

10-3

1/1000

200

What number is 2/5 of 60?

24

300

Write 0.00000025 in scientific notation.

2.5 x 10-7

300

3 + 6[10 - (3 x 4 - 5)]

21

300

5 gal 2 qt 1 pt 7 oz + 1 gal 1 qt 1 pt 9 oz

7 gal 1 pt

300

30

1

300

70% of $35.00 is how much money?

$24.50