Algebra Examples

Convert to a Simplified Fraction 2.8%
2.8%2.8%
Step 1
Convert the percentage to a fraction by placing the expression over 100100. Percentage means 'out of 100100'.
2.81002.8100
Step 2
Convert the decimal number to a fraction by shifting the decimal point in both the numerator and denominator. Since there is 11 number to the right of the decimal point, move the decimal point 11 place to the right.
281000281000
Step 3
Cancel the common factor of 2828 and 10001000.
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Step 3.1
Factor 44 out of 2828.
4(7)10004(7)1000
Step 3.2
Cancel the common factors.
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Step 3.2.1
Factor 44 out of 10001000.
474250474250
Step 3.2.2
Cancel the common factor.
474250
Step 3.2.3
Rewrite the expression.
7250
7250
7250
 [x2  12  π  xdx ]