Basic Math Examples

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Basic Math
Evaluate 7/10-5/8
710-58710−58
Step 1
To write 710710 as a fraction with a common denominator, multiply by 4444.
710⋅44-58710⋅44−58
Step 2
To write -58−58 as a fraction with a common denominator, multiply by 5555.
710⋅44-58⋅55710⋅44−58⋅55
Step 3
Write each expression with a common denominator of 4040, by multiplying each by an appropriate factor of 11.
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Step 3.1
Multiply 710710 by 4444.
7⋅410⋅4-58⋅557⋅410⋅4−58⋅55
Step 3.2
Multiply 1010 by 44.
7⋅440-58⋅557⋅440−58⋅55
Step 3.3
Multiply 5858 by 5555.
7⋅440-5⋅58⋅57⋅440−5⋅58⋅5
Step 3.4
Multiply 88 by 55.
7⋅440-5⋅5407⋅440−5⋅540
7⋅440-5⋅5407⋅440−5⋅540
Step 4
Combine the numerators over the common denominator.
7⋅4-5⋅5407⋅4−5⋅540
Step 5
Simplify the numerator.
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Step 5.1
Multiply 77 by 44.
28-5⋅54028−5⋅540
Step 5.2
Multiply -5−5 by 55.
28-254028−2540
Step 5.3
Subtract 2525 from 2828.
340340
340340
Step 6
The result can be shown in multiple forms.
Exact Form:
340340
Decimal Form:
0.0750.075
 [x2  12  √π  ∫xdx ]  ⎡⎢⎣x2  12  √π  ∫xdx ⎤⎥⎦