19.9×4.8怎样简算

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19.9×4.8怎样简算

19.9×4.8怎样简算
19.9×4.8怎样简算

19.9×4.8怎样简算
19.9×4.8
=(20-0.1)x4.8
=20x4.8-0.1x4.8
=96-0.48
=95.52

19.9×4.8、
=(20-0.1)×4.8
=20×4.8-0.1×4.8、
=96-0.48、
=95.52

(20-0.1)*4.8
=20*4.8-0.1*4.8
=96-0.48
=95.52

19.9*4.8=(20-0.1)*4.8=20*4.8-0.1*4.8=96-0.48=95.52