3155-12

A mixed number is an addition of its whole and fractional parts.

3+155-12

Add 3 and 15.

To write 3 as a fraction with a common denominator, multiply by 55.

3⋅55+155-12

Combine 3 and 55.

3⋅55+155-12

Combine the numerators over the common denominator.

3⋅5+155-12

Simplify the numerator.

Multiply 3 by 5.

15+155-12

Add 15 and 1.

1655-12

1655-12

1655-12

1655-12

Multiply the numerator by the reciprocal of the denominator.

165⋅15-12

To write 5 as a fraction with a common denominator, multiply by 22.

165⋅15⋅22-12

Combine 5 and 22.

165⋅15⋅22-12

Combine the numerators over the common denominator.

165⋅15⋅2-12

Simplify the numerator.

Multiply 5 by 2.

165⋅110-12

Subtract 1 from 10.

165⋅192

165⋅192

165⋅192

Multiply the numerator by the reciprocal of the denominator.

165(1(29))

Multiply 29 by 1.

165⋅29

Multiply 165 and 29.

16⋅25⋅9

Multiply 16 by 2.

325⋅9

Multiply 5 by 9.

3245

3245

The result can be shown in multiple forms.

Exact Form:

3245

Decimal Form:

0.71‾

Simplify 3 1/5/(5-1/2)