16/23¤27+16¤19/23 (¤代表乘号)要简便!

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16/23¤27+16¤19/23 (¤代表乘号)要简便!

16/23¤27+16¤19/23 (¤代表乘号)要简便!
16/23¤27+16¤19/23 (¤代表乘号)要简便!

16/23¤27+16¤19/23 (¤代表乘号)要简便!
16/23×27+16×19/23
=16/23×27+19×16/23
=16/23×(27+19)
=16/23×46
=16×2
=32

=16/23×27+16/23×19
=16/23×(27+19)
=16/23×46
=32