Multiply by .

Combine.

Multiply by .

Combine.

Multiply by .

Combine.

Multiply by .

Reorder the factors of .

Multiply by .

Reorder the factors of .

Multiply by .

Combine fractions with similar denominators.

Reorder and .

Add and .

Reorder and .

Add and .

Simplify n/2+n/4+n/6