Evaluate 1/21+3/35

Math
121+335
To write 121 as a fraction with a common denominator, multiply by 55.
121⋅55+335
To write 335 as a fraction with a common denominator, multiply by 33.
121⋅55+335⋅33
Write each expression with a common denominator of 105, by multiplying each by an appropriate factor of 1.
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Multiply 121 and 55.
521⋅5+335⋅33
Multiply 21 by 5.
5105+335⋅33
Multiply 335 and 33.
5105+3⋅335⋅3
Multiply 35 by 3.
5105+3⋅3105
5105+3⋅3105
Combine the numerators over the common denominator.
5+3⋅3105
Simplify the numerator.
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Multiply 3 by 3.
5+9105
Add 5 and 9.
14105
14105
Cancel the common factor of 14 and 105.
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Factor 7 out of 14.
7(2)105
Cancel the common factors.
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Factor 7 out of 105.
7⋅27⋅15
Cancel the common factor.
7⋅27⋅15
Rewrite the expression.
215
215
215
The result can be shown in multiple forms.
Exact Form:
215
Decimal Form:
0.13‾
Evaluate 1/21+3/35

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