脱式计算下列种题 (273+562)÷5-96 218+324÷18×5 125×4+75÷3 420-2×13+50 [50.12+(
脱式计算下列种题(273+562)÷5-96218+324÷18×5125×4+75÷3420-2×13+50[50.12+(39.46-22.78)100-28.4+3...
脱式计算下列种题 (273+562)÷5-96 218+324÷18×5 125×4+75÷3 420-2×13+50 [50.12+(39.46-22.78) 100-28.4+3.5.
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(1)(273+562)÷5-96
=835÷5-96
=167-96
=71;
(2)218+324÷18×5
=218+18×5
=218+90
=308;
(3)125×4+75÷3
=500+25
=525;
(4)420-2×13+50
=420-26+50
=394+50
=444;
(5)[50.12+(39.46-22.78)
=50.12+16.68
=66.8;
(6)100-28.4+3.5
=71.6+3.5
=75.1.
=835÷5-96
=167-96
=71;
(2)218+324÷18×5
=218+18×5
=218+90
=308;
(3)125×4+75÷3
=500+25
=525;
(4)420-2×13+50
=420-26+50
=394+50
=444;
(5)[50.12+(39.46-22.78)
=50.12+16.68
=66.8;
(6)100-28.4+3.5
=71.6+3.5
=75.1.
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