Writing Repeated Decimals As Fractions
Write 0.1 (reoccurring) as a fraction.
x = 1/9
What is the square root of 64?
The square root of 64 is eight.
Define the square root of five as rational or irrational.
The square root of five is irrational because nothing can be multiplied by itself to equal five.
Evaluate 63 x 67.
610
Write 3824 in scientific notation.
3.824 x 103
Write 0.23 (reoccurring) as a fraction.
x = 2/9
What is the cube root of 216?
The cube root of 216 is six.
Define 0.52 (reoccurring) as rational or irrational.
0.52 is a rational number because it has a reoccurring pattern.
616 / 64
612
Write 4567 in scientific notation.
4.567 x 103
Write 0.46 (reoccurring) as a fraction.
x = 4/9.
What is the cube root of 512?
The cube root of 512 is 8.
Define 6/16 as irrational or rational.
6/16 is rational because its a fraction.
615 x 615 /12
618
Write 6.8360 as an ordinary number.
68,360
Write 0.83 (3 reoccurring) as a fraction.
x = 8/9
Estimate the square root of 51.
The square root of 51 is 7.1.
Define 0.8340... as rational or irrational.
0.8340... is irrational because it has no pattern and goes on forever.
410 x 424
434
Write 789.8 in scientific notation.
7.898 x 10-2
Write the process of 0.95 (95 reoccurring) as a fraction.
Let x = 0.95
100x = 95.95
100x - 10x = 95.95 - 0.95
99x = 95
x = 95/99
Write the process of how you find the square and cube root of 729.
square root = 27 x 27
Cube root = 9 x 9 x 9
Both expressions equal 729.
Define the square root of 124 as rational or irrational.
The square root of 124 is irrational because nothing can be multiplied by itself twice to get 124.
712/74/717
7-9
Write 657.978 in scientific notation.
6.57978 x 10-2