(-1+2⼀5)÷(-1又1⼀5)-8*(-5+1)、(3-2*5)÷(-1⼀2)-6÷(-5+7)

2024-12-14 04:09:35
推荐回答(2个)
回答1:

(-1+2/5)÷(-1又1/5)-8*(-5+1)
=(-5/5+2/5)/-(6/5)-8*(-4)
=3/5*5/6+32
=1/2+32
=32又1/2
(3-2*5)÷(-1/2)-6÷(-5+7)
=-7*(-2)-6/2
=14-3
=11

(-3/2)*1又1/3*(-1/4)-(1/2-1)÷(-1/6)
=3/2*4/3*1/4-(-1/2)/(-6)
=1/2-3=-2又1/2

回答2:

0