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Basic Math Examples
637⋅21637⋅21
Step 1
Step 1.1
A mixed number is an addition of its whole and fractional parts.
(6+37)⋅21(6+37)⋅21
Step 1.2
Add 66 and 3737.
Step 1.2.1
To write 66 as a fraction with a common denominator, multiply by 7777.
(6⋅77+37)⋅21(6⋅77+37)⋅21
Step 1.2.2
Combine 66 and 7777.
(6⋅77+37)⋅21(6⋅77+37)⋅21
Step 1.2.3
Combine the numerators over the common denominator.
6⋅7+37⋅216⋅7+37⋅21
Step 1.2.4
Simplify the numerator.
Step 1.2.4.1
Multiply 66 by 77.
42+37⋅2142+37⋅21
Step 1.2.4.2
Add 4242 and 33.
457⋅21457⋅21
457⋅21457⋅21
457⋅21457⋅21
457⋅21
Step 2
Step 2.1
Factor 7 out of 21.
457⋅(7(3))
Step 2.2
Cancel the common factor.
457⋅(7⋅3)
Step 2.3
Rewrite the expression.
45⋅3
45⋅3
Step 3
Multiply 45 by 3.
135