37-79

To write 37 as a fraction with a common denominator, multiply by 99.

37⋅99-79

To write -79 as a fraction with a common denominator, multiply by 77.

37⋅99-79⋅77

Multiply 37 and 99.

3⋅97⋅9-79⋅77

Multiply 7 by 9.

3⋅963-79⋅77

Multiply 79 and 77.

3⋅963-7⋅79⋅7

Multiply 9 by 7.

3⋅963-7⋅763

3⋅963-7⋅763

Combine the numerators over the common denominator.

3⋅9-7⋅763

Multiply 3 by 9.

27-7⋅763

Multiply -7 by 7.

27-4963

Subtract 49 from 27.

-2263

-2263

Move the negative in front of the fraction.

-2263

The result can be shown in multiple forms.

Exact Form:

-2263

Decimal Form:

-0.349206‾

Evaluate 3/7-7/9