(115)⋅(1813)

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

(1+15)⋅1813

Add 1 and 15.

Write 1 as a fraction with a common denominator.

(55+15)⋅1813

Combine the numerators over the common denominator.

5+15⋅1813

Add 5 and 1.

65⋅1813

65⋅1813

65⋅1813

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

65⋅(18+13)

Add 18 and 13.

To write 18 as a fraction with a common denominator, multiply by 33.

65⋅(18⋅33+13)

Combine 18 and 33.

65⋅(18⋅33+13)

Combine the numerators over the common denominator.

65⋅18⋅3+13

Simplify the numerator.

Multiply 18 by 3.

65⋅54+13

Add 54 and 1.

65⋅553

65⋅553

65⋅553

65⋅553

Factor 3 out of 6.

3(2)5⋅553

Cancel the common factor.

3⋅25⋅553

Rewrite the expression.

25⋅55

25⋅55

Factor 5 out of 55.

25⋅(5(11))

Cancel the common factor.

25⋅(5⋅11)

Rewrite the expression.

2⋅11

2⋅11

Multiply 2 by 11.

22

Multiply (1 1/5)*(18 1/3)