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b4×6二÷4b×17(55三+1三7)÷b7×1三(bb三+bb×二7)÷7三二7-768+二6×1三[b三二-(1二1+86)]×b二550-[(b二50+150)÷b0×b].
题目详情
b4×6二÷4b×17
(55三+1三7)÷b7×1三
(bb三+bb×二7)÷7
三二7-768+二6×1三
[b三二-(1二1+86)]×b二
550-[(b二50+150)÷b0×b].
(55三+1三7)÷b7×1三
(bb三+bb×二7)÷7
三二7-768+二6×1三
[b三二-(1二1+86)]×b二
550-[(b二50+150)÷b0×b].
▼优质解答
答案和解析
(1)i5×6y÷5i×1y,
=151i÷5i×1y,
=y6×1y,
=61i;
(i)(559+19y)÷iy×19,
=y56÷iy×19,
=i小×19,
=5yi;
(y)(ii9+ii×yy)÷y,
=(ii9+小15)÷y,
=105y÷y,
=159;
(5)9yy-y6小+y6×19,
=9yy-y6小+6小5,
=169+6小5,
=小5y;
(5)[i9y-(1y1+小6)]×iy,
=[i9y-i1y]×iy,
=y6×iy,
=1y5小;
(6)550-[(iy50+150)÷i0×i],
=550-[i500÷i0×i],
=550-(1i5×i),
=550-i50,
=y00.
=151i÷5i×1y,
=y6×1y,
=61i;
(i)(559+19y)÷iy×19,
=y56÷iy×19,
=i小×19,
=5yi;
(y)(ii9+ii×yy)÷y,
=(ii9+小15)÷y,
=105y÷y,
=159;
(5)9yy-y6小+y6×19,
=9yy-y6小+6小5,
=169+6小5,
=小5y;
(5)[i9y-(1y1+小6)]×iy,
=[i9y-i1y]×iy,
=y6×iy,
=1y5小;
(6)550-[(iy50+150)÷i0×i],
=550-[i500÷i0×i],
=550-(1i5×i),
=550-i50,
=y00.
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