0.18+(1−1)= 0.18+(1-1)= 0.18+(1−1)=
According to the order of operations rules, we first solve the expression in parentheses:
1−1=0 1-1=0 1−1=0
And we get the expression:
0.18+0=0.18 0.18+0=0.18 0.18+0=0.18
0.18