212+138

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

2+12+138

Add 2 and 12.

To write 2 as a fraction with a common denominator, multiply by 22.

2⋅22+12+138

Combine 2 and 22.

2⋅22+12+138

Combine the numerators over the common denominator.

2⋅2+12+138

Simplify the numerator.

Multiply 2 by 2.

4+12+138

Add 4 and 1.

52+138

52+138

52+138

52+138

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

52+1+38

Add 1 and 38.

Write 1 as a fraction with a common denominator.

52+88+38

Combine the numerators over the common denominator.

52+8+38

Add 8 and 3.

52+118

52+118

52+118

To write 52 as a fraction with a common denominator, multiply by 44.

52⋅44+118

Multiply 52 and 44.

5⋅42⋅4+118

Multiply 2 by 4.

5⋅48+118

5⋅48+118

Combine the numerators over the common denominator.

5⋅4+118

Multiply 5 by 4.

20+118

Add 20 and 11.

318

318

The result can be shown in multiple forms.

Exact Form:

318

Decimal Form:

3.875

Mixed Number Form:

378

Add 2 1/2+1 3/8