问题 解答题
直接写出得数
1-2÷3=
18+125+82=25×64-25×58=2001-199=
5×1.7×0.2=9.82-(2.5+1.82)=1212÷3=0.9+99×0.9=
1
2
+
1
4
+
1
6
)×12=
9.25×4=(64+1.6)÷0.8=
4
5
÷(1+20%)×15=
答案

1-2÷3=
1
3
18+125+82=225,25×64-25×58=150,2001-199=1802,
5×1.7×0.2=1.7,9.82-(2.5+1.82)=5.5,1212÷3=404,0.9+99×0.9=90,
1
2
+
1
4
+
1
6
)×12=11,
9.25×4=37,(64+1.6)÷0.8=82,
4
5
÷(1+20%)×15=10.

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