24-9.8怎样简便计算
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![24-9.8怎样简便计算](/uploads/image/z/1117943-71-3.jpg?t=24-9.8%E6%80%8E%E6%A0%B7%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97)
24-9.8怎样简便计算
24-9.8怎样简便计算
24-9.8怎样简便计算
=24-(10-0.2)
=24-10+0.2
=14+0.2
=14.2
24-9.8=24-(10-.02)=24-10+0.2=14+0.2=14.2
24-10+0.2
=14+0.2
=14.2
24-(10-0.2)=24-10+0.2=14.2
24-10+0.2=14.2
24-(10-0.2)=24-10+0.2=14+0.2=14.2
24-9.8
=24-(10-0.2)
=24-10+0.2
=14+0.2
=14.2