13+56-18

To write 13 as a fraction with a common denominator, multiply by 22.

13⋅22+56-18

Multiply 13 and 22.

23⋅2+56-18

Multiply 3 by 2.

26+56-18

26+56-18

Combine the numerators over the common denominator.

2+56-18

Add 2 and 5.

76-18

To write 76 as a fraction with a common denominator, multiply by 44.

76⋅44-18

To write -18 as a fraction with a common denominator, multiply by 33.

76⋅44-18⋅33

Multiply 76 and 44.

7⋅46⋅4-18⋅33

Multiply 6 by 4.

7⋅424-18⋅33

Multiply 18 and 33.

7⋅424-38⋅3

Multiply 8 by 3.

7⋅424-324

7⋅424-324

Combine the numerators over the common denominator.

7⋅4-324

Multiply 7 by 4.

28-324

Subtract 3 from 28.

2524

2524

The result can be shown in multiple forms.

Exact Form:

2524

Decimal Form:

1.0416‾

Mixed Number Form:

1124

Evaluate 1/3+5/6-1/8