Evaluate 1/20+4/5

Math
120+45
To write 45 as a fraction with a common denominator, multiply by 44.
120+45⋅44
Write each expression with a common denominator of 20, by multiplying each by an appropriate factor of 1.
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Multiply 45 and 44.
120+4⋅45⋅4
Multiply 5 by 4.
120+4⋅420
120+4⋅420
Combine the numerators over the common denominator.
1+4⋅420
Simplify the numerator.
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Multiply 4 by 4.
1+1620
Add 1 and 16.
1720
1720
The result can be shown in multiple forms.
Exact Form:
1720
Decimal Form:
0.85
Evaluate 1/20+4/5

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