Evaluate 1/8+4/5

Math
18+45
To write 18 as a fraction with a common denominator, multiply by 55.
18⋅55+45
To write 45 as a fraction with a common denominator, multiply by 88.
18⋅55+45⋅88
Write each expression with a common denominator of 40, by multiplying each by an appropriate factor of 1.
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Multiply 18 and 55.
58⋅5+45⋅88
Multiply 8 by 5.
540+45⋅88
Multiply 45 and 88.
540+4⋅85⋅8
Multiply 5 by 8.
540+4⋅840
540+4⋅840
Combine the numerators over the common denominator.
5+4⋅840
Simplify the numerator.
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Multiply 4 by 8.
5+3240
Add 5 and 32.
3740
3740
The result can be shown in multiple forms.
Exact Form:
3740
Decimal Form:
0.925
Evaluate 1/8+4/5

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