The answer you may be looking for is 20.
18 + 20 = 38
20
2 + 18 +38 = 58
18.+ 11 = 29
112
18 plus 20 is 38 how could you not know that,it is such an easy question
18+24+16+22 42+38 =80
They all add up to 70
-2
10x3+8=80-60+? 30+8=20+? 38=20+? 38-20=? 18=? The answer is 18.
18+(9*3) = 45
20
607.46 plus blank.
244