(-36)-(-21)-(-18)+16
(-36)-(-21)-(-18)+16
(-8.5)-(-4.2)
(-1/2)-(+1/3)
1/4-1/2+1
(-8.5)-(-4.2)
(-1/2)-(+1/3)
1/4-1/2+1
赞 zhuyijunxt 幼苗
共回答了19个问题采纳率：94.7% 举报
(-36)-(-21)-(-18)+16
=-36+21+18+16
=-15+21+18+16
=6+18+16
=40
(-8.5)-(-4.2)
=-8.5+4.2
=-4.3
(-1/2)-(+1/3)
=（-3/6）-2/6
=-5/6
1/4-1/2+1
=1/4-2/4+1
=-1/4+1
3/4
=-36+21+18+16
=-15+21+18+16
=6+18+16
=40
(-8.5)-(-4.2)
=-8.5+4.2
=-4.3
(-1/2)-(+1/3)
=（-3/6）-2/6
=-5/6
1/4-1/2+1
=1/4-2/4+1
=-1/4+1
3/4
1年前
8
a999taiwan 幼苗
共回答了1个问题 举报
(-36)-(-21)-(-18)+16 1/4-1/2+1
=-(36+21+18)+16 =1/4+1-1/2
=(-75)+16 =3/4
=-59
(-8.5)-(-4.2)
=-(8.5+4.2)
=-13.7
(-1/2)-(+1/3)
=-(1/2+1/3)
=-5/6
=-(36+21+18)+16 =1/4+1-1/2
=(-75)+16 =3/4
=-59
(-8.5)-(-4.2)
=-(8.5+4.2)
=-13.7
(-1/2)-(+1/3)
=-(1/2+1/3)
=-5/6
1年前
2
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