Scientific Notation
Is the following written in scientific notation:
23.5 x 103
No, the first number must be between 1 and 9.99999...
Solve:
(4.6 x 105) + (9.5 x 105)
1.41 x 106
Solve:
(3.5 x 103) - (2.1 x 103)
1.4 x 103
True or False: When multiplying an expression like the following, you multiply the exponents.
(2 x 103) x (2 x 102)
False, you add the exponents.
True or False: When dividing an expression like the following, you subtract the exponents.
(6.2 x 106) / (3.1 x 102)
True, you subtract the exponents.
Write the following in scientific notation:
89,000,000
8.9 x 107
Solve:
(3.1 x 102) + (3.1 x 103)
3.41 x 102
Solve: (5.4 x 105) - (1.4 x 105)
4.0 x 105
Solve:
(4 x 106) x (2 x 103)
(3.09 x 105) / (3.09 x 102)
1 x 103
Write the following in scientific notation:
.0000345
3.45 x 10-5
Solve:
928,000,000,000 + (6.08 x 1010)
9.888 x 1011
Solve: (9.72 x 109) - (2.1 x 109)
7.62 x 109
Solve:
(3.5 x 104) x (1.5 x 10-2)
5.25 x 102
(7.7 x 105) / (2 x 104)
3.85 x 101
Which number is greater:
6.7 x 104 or 6.7 x 107
6.7 x 107
Solve in scientific notation:
(4.3 x 104) + (3.1 x 104) + (8 x 104)
1.54 x 10^5
Solve: (3.8 x 106) - (2.4 x 105)
3.56 x 106
Solve:
(4.7 x 102) x (6.2 x 104)
2.914 x 107
(6.8 x 10-5) / (3.2 x 10-2)
2.125 x 10-3