6.3×102 简算
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![6.3×102 简算](/uploads/image/z/10749011-59-1.jpg?t=6.3%C3%97102+%E7%AE%80%E7%AE%97)
6.3×102 简算
6.3×102 简算
6.3×102 简算
6.3×102
=6.3*(100+2)
=6.3*100+6.3*2
=630+12.6
=642.6
(6+0.3)X(100+2)=
=6.3*(100+2)=630+12.6=642.6
(6.3*10)* (102*10)
6.3×102
=6.3*(100+2)
=6.3*100+6.3*2
=630+12.6
=642.6