Evaluate 7/8+3/10

78+310
To write 78 as a fraction with a common denominator, multiply by 55.
78⋅55+310
To write 310 as a fraction with a common denominator, multiply by 44.
78⋅55+310⋅44
Write each expression with a common denominator of 40, by multiplying each by an appropriate factor of 1.
Multiply 78 and 55.
7⋅58⋅5+310⋅44
Multiply 8 by 5.
7⋅540+310⋅44
Multiply 310 and 44.
7⋅540+3⋅410⋅4
Multiply 10 by 4.
7⋅540+3⋅440
7⋅540+3⋅440
Combine the numerators over the common denominator.
7⋅5+3⋅440
Simplify the numerator.
Multiply 7 by 5.
35+3⋅440
Multiply 3 by 4.
35+1240
4740
4740
The result can be shown in multiple forms.
Exact Form:
4740
Decimal Form:
1.175
Mixed Number Form:
1740
Evaluate 7/8+3/10