212⋅415

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

(2+12)⋅415

Add 2 and 12.

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

(2⋅22+12)⋅415

Combine 2 and 22.

(2⋅22+12)⋅415

Combine the numerators over the common denominator.

2⋅2+12⋅415

Simplify the numerator.

Multiply 2 by 2.

4+12⋅415

Add 4 and 1.

52⋅415

52⋅415

52⋅415

52⋅415

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

52⋅(4+15)

Add 4 and 15.

To write 4 as a fraction with a common denominator, multiply by 55.

52⋅(4⋅55+15)

Combine 4 and 55.

52⋅(4⋅55+15)

Combine the numerators over the common denominator.

52⋅4⋅5+15

Simplify the numerator.

Multiply 4 by 5.

52⋅20+15

Add 20 and 1.

52⋅215

52⋅215

52⋅215

52⋅215

Cancel the common factor.

52⋅215

Rewrite the expression.

12⋅21

12⋅21

Combine 12 and 21.

212

The result can be shown in multiple forms.

Exact Form:

212

Decimal Form:

10.5

Mixed Number Form:

1012

Multiply 2 1/2*4 1/5