45.6除以4.6怎么算,要算式

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45.6除以4.6怎么算,要算式
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45.6除以4.6怎么算,要算式
45.6除以4.6怎么算,要算式

45.6除以4.6怎么算,要算式
45.6÷4.6≈9.91

45.6/4.6
=456/46
=9又42/46
=9又21/23

45.6/4.6
=456/46
=(460-4)/46
=460/46-4/46
=10-2/23
=9又(21/23)

45.6/4.6
=456/46
=9又42/46
=9又21/23

45.6chuyi4.6dengyu9.91304647826

原式=(46-0.4)/4.6
=46/4.6-0.4/4.6
=10-4/46
=10-2/23
=9又21/23