Basic Math Examples

Evaluate 6/8-2/4
68-24
Step 1
Simplify each term.
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Step 1.1
Cancel the common factor of 6 and 8.
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Step 1.1.1
Factor 2 out of 6.
2(3)8-24
Step 1.1.2
Cancel the common factors.
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Step 1.1.2.1
Factor 2 out of 8.
2324-24
Step 1.1.2.2
Cancel the common factor.
2324-24
Step 1.1.2.3
Rewrite the expression.
34-24
34-24
34-24
Step 1.2
Cancel the common factor of 2 and 4.
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Step 1.2.1
Factor 2 out of 2.
34-2(1)4
Step 1.2.2
Cancel the common factors.
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Step 1.2.2.1
Factor 2 out of 4.
34-2122
Step 1.2.2.2
Cancel the common factor.
34-2122
Step 1.2.2.3
Rewrite the expression.
34-12
34-12
34-12
34-12
Step 2
To write -12 as a fraction with a common denominator, multiply by 22.
34-1222
Step 3
Write each expression with a common denominator of 4, by multiplying each by an appropriate factor of 1.
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Step 3.1
Multiply 12 by 22.
34-222
Step 3.2
Multiply 2 by 2.
34-24
34-24
Step 4
Combine the numerators over the common denominator.
3-24
Step 5
Subtract 2 from 3.
14
Step 6
The result can be shown in multiple forms.
Exact Form:
14
Decimal Form:
0.25
 [x2  12  π  xdx ]