47页第三题.、急)(-1)^100×5+(-2)^4÷4(-3)^3-3×(-1/3)^47/6×(1/6-1/3)×
3个回答
1.9
2.730/27
3.-5/72
4.-968
5.-8
6.-35.93
相关问题
-17×1/4-0.47×1/6+(-0.47)×5/6+3/4×(-17)=多少
简算1÷(1×2×3)+1÷(2×3×4)+1÷(3×4×5)+1÷(4×5×6)+.+1÷(98×99×100)
已知 1△3=1×2×3.3△5=3×4×5×6×7,那么(6△4)÷(3△4)=
1/2×2/3×3/4×4/5×5/6×.× 47/48×48/49×49/50的算法
解方程X-6÷9/2=1/2 计算下面各题3/4÷5/3+3/4×2/5 52×1/9+47÷9+1/9
添加括号使6+36÷3-2×4-1=47
计算:1×2×3×4×5×6×7-(1+2×1×2+3×1×2×3+…+6×1×2×3×4×5×6)=______.
﹙1×2×3+2×4×6+3×6×9﹚÷﹙2×3×5+4×6×10+6×9×10﹚
1×2/1+1×2×3/2+1×2×3×4/3+1×2×3×4×5/4+1×2×3×4×5×6/5等于多少啊
按下列规律算出得数.1×2+2×3+3×4=3×4×5÷3=201×2+2×3+3×4+4×5=4×5×6÷3=401×