递等式计算:(能简算的用简便方法计算)
(1)(5.81﹣2.09)×3.5
(2)2.5×8×0.5+40
(3)3.865+1.92+3.135+2.08
(4)5.8×6.1+3.2×6.1+6.1
(5)16÷0.25÷0.4
(6)(750﹣366)÷48×[25÷(210﹣209)].
递等式计算:(能简算的用简便方法计算)
(1)(5.81﹣2.09)×3.5
(2)2.5×8×0.5+40
(3)3.865+1.92+3.135+2.08
(4)5.8×6.1+3.2×6.1+6.1
(5)16÷0.25÷0.4
(6)(750﹣366)÷48×[25÷(210﹣209)].
试题篮
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