40个34.8的和除以5.6与2.12的差,商的多少?

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40个34.8的和除以5.6与2.12的差,商的多少?40个34.8的和除以5.6与2.12的差,商的多少?40个34.8的和除以5.6与2.12的差,商的多少?(40*34.8)/(5.6-2.12

40个34.8的和除以5.6与2.12的差,商的多少?
40个34.8的和除以5.6与2.12的差,商的多少?

40个34.8的和除以5.6与2.12的差,商的多少?
(40*34.8)/(5.6-2.12)
=1392/3.48
=400
or(更好算)
(40*34.8)/(5.6-2.12)
=400*3.48/3.48
=400

400