# Evaluate 3/15+12/18 315+1218
Simplify each term.
Cancel the common factor of 3 and 15.
Factor 3 out of 3.
3(1)15+1218
Cancel the common factors.
Factor 3 out of 15.
3⋅13⋅5+1218
Cancel the common factor.
3⋅13⋅5+1218
Rewrite the expression.
15+1218
15+1218
15+1218
Cancel the common factor of 12 and 18.
Factor 6 out of 12.
15+6(2)18
Cancel the common factors.
Factor 6 out of 18.
15+6⋅26⋅3
Cancel the common factor.
15+6⋅26⋅3
Rewrite the expression.
15+23
15+23
15+23
15+23
To write 15 as a fraction with a common denominator, multiply by 33.
15⋅33+23
To write 23 as a fraction with a common denominator, multiply by 55.
15⋅33+23⋅55
Write each expression with a common denominator of 15, by multiplying each by an appropriate factor of 1.
Multiply 15 and 33.
35⋅3+23⋅55
Multiply 5 by 3.
315+23⋅55
Multiply 23 and 55.
315+2⋅53⋅5
Multiply 3 by 5.
315+2⋅515
315+2⋅515
Combine the numerators over the common denominator.
3+2⋅515
Simplify the numerator.
Multiply 2 by 5.
3+1015
Add 3 and 10.
1315
1315
The result can be shown in multiple forms.
Exact Form:
1315
Decimal Form:
0.86‾
Evaluate 3/15+12/18

### Solving MATH problems

We can solve all math problems. Get help on the web or with our math app

Scroll to top