Simplify 2/5+1/2

Math
25+12
To write 25 as a fraction with a common denominator, multiply by 22.
25⋅22+12
To write 12 as a fraction with a common denominator, multiply by 55.
25⋅22+12⋅55
Write each expression with a common denominator of 10, by multiplying each by an appropriate factor of 1.
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Multiply 25 and 22.
2⋅25⋅2+12⋅55
Multiply 5 by 2.
2⋅210+12⋅55
Multiply 12 and 55.
2⋅210+52⋅5
Multiply 2 by 5.
2⋅210+510
2⋅210+510
Combine the numerators over the common denominator.
2⋅2+510
Simplify the numerator.
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Multiply 2 by 2.
4+510
Add 4 and 5.
910
910
The result can be shown in multiple forms.
Exact Form:
910
Decimal Form:
0.9
Simplify 2/5+1/2

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