Asked by H

a.(16-2+13=27) B.(8+2-9=11) c.(3-10+9*7=56) right

a and c are correct
b is wrong first you said B is wrong then you said its right
18 + 2 - 9 = 11
Answered by drwls
a is correct and b is incorrect.
c. is ambigupus as written. It requires more parentheses to determine if it is correct or not.
3-10+(9*7) = 56, but
(3-10+9)*7 = 14, and
3 -(10+9)*7 = -130
Answered by Ak
b.(8+2-9=11)incorrect but 18+2-9=11 is correct
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