(15+3) / (15 - 3) solve within the parenthesis first
18/12 Then simplify the fraction
3/2 or 1 1/2
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The above answer has assumed parentheses when none were specified.
15 plus 3 over 15 minus 3 is 15 + 3 / 15 - 3
division comes first so: 15 + 0.2 - 3
then addition: 15.2 - 3
then subtraction: 12.2
20 + 15 - 3 = 32
11/15 - 3/15 = 8/15
2/3
2/5 minus 1/15 is 1/3
This needs to be in order of operations first, or else there is a lot of different answers.
0.0375
2/3 minus 12/15 is -2/15
plus or minus. You see it often with square roots. The square root of 9 is plus or minus 3.
3/5 − 3/15 = 2/5
10/15 - 3/15 = 7/15
11/12
3/5 − 4/15 = 1/3
8/15 - 3/15 = 5/15 or 1/3
x - 3
32 - (15 x 2) + 3 = 5
12-3(2+15) = -39
3 + 3 = 6 6 x 3 = 18 18 - 3 = 15 15 + 3 = 18