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(-1/4+1/6-1/2)×﹙-12﹚(-8)×(-12)×(-0.125)×1/3×﹙-0.1﹚3.142×(-6)-3.142×(-10)+(-14)×3.142
题目详情
(-1/4+1/6-1/2)×﹙-12﹚
(-8)×(-12)×(-0.125)×1/3×﹙-0.1﹚
3.142×(-6)-3.142×(-10)+(-14)×3.142
(-8)×(-12)×(-0.125)×1/3×﹙-0.1﹚
3.142×(-6)-3.142×(-10)+(-14)×3.142
▼优质解答
答案和解析
(-1/4+1/6-1/2)×﹙-12﹚
=1/4×12-1/6×12+1/2×12
=3-2+6
=7
(-8)×(-12)×(-0.125)×1/3×﹙-0.1﹚
=(8×0.125)×(12×1/3×0.1)
=10×0.4
=4
3.142×(-6)-3.142×(-10)+(-14)×3.142
=3.142×(-6+10-14)
=3.142×(-10)
=-31.42
=1/4×12-1/6×12+1/2×12
=3-2+6
=7
(-8)×(-12)×(-0.125)×1/3×﹙-0.1﹚
=(8×0.125)×(12×1/3×0.1)
=10×0.4
=4
3.142×(-6)-3.142×(-10)+(-14)×3.142
=3.142×(-6+10-14)
=3.142×(-10)
=-31.42
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