20+164
Factor 4 out of 20.
4⋅5+164
Factor 4 out of 16.
4⋅5+4⋅44
Factor 4 out of 4⋅5+4⋅4.
4⋅(5+4)4
Cancel the common factors.
Factor 4 out of 4.
4⋅(5+4)4(1)
Cancel the common factor.
4⋅(5+4)4⋅1
Rewrite the expression.
5+41
Divide 5+4 by 1.
5+4
5+4
5+4
Add 5 and 4.
9
Evaluate (20+16)/4