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Rational or Irrational?
Estimating Irrational Numbers
Scientific Notation
Scientific Notation Word Problems
Solving Equations
100
√4
What is rational
100
√15
What is 3.9
100
410,000,000
What is 4.1 x 10^8?
100
The size of a very fine grain of sand is about 9.35 x 10^-3. Write this number in standard notation form.
What is 0.00935?
100
5m - 4m = 3
What is m=3?
200
5/8
What is rational?
200
√34
What is 5.9?
200
2.3 x 10^10
What is 23,000,000,000?
200
The diameter of an oxygen molecule is 0.000000000339.
What is 3.39 x 10^-10
200
n + n - 4 = 0
What is n=2?
300
√23
What is irrational?
300
√67
What is 8.2?
300
0.000000132
What is 1.32 x 10^-7?
300
The greater number between 3.14 x 10^99 or 3 x 10^100.
What is 3 x 10^100?
300
x + 2x = 5 + 10
What is x=5?
400
2/9
What is rational?
400
√115
What is 10.7?
400
3.25 x 10^6
What is 3,250,000?
400
The population of the United States is expected to be 392 million people by 2050. Write this number in scientific notation.
What is 3.92 x 10^8
400
-y + 5 = -5y + 21
What is y=4?
500
√82
What is irrational?
500
√132
What is 11.5?
500
1.05 x 10^-2
What is 0.0105?
500
NASA's Apollo program lasted nine years and cost $25,000,000,000. Write this number in scientific notation.
What is $2.5 x 10^10?
500
-2 (x - 6) = 24
What is x=-6?