题目内容

计算下面各题。(能简算的要简算)
(1)2.144÷3.2+4.32=     (2)9.66÷2.3÷0.3= (3)5.5 ×0.25 ×1.4=
(4) 1.25 × 2.47 ×8= (5)27 × 10.2 = (6)4.8 × 3.8 +6.2 ×4.8=
(1)原式=0.67+4.32
                =4.99
(2)原式=4.2÷0.3
                =14
(3)原式=5.5×0.25×(1+0.4)
                =1.925
(4)原式=1.25×8×2.47
                =24.7
(5)原式=27×(10+0.2)
                =275.4
(6)原式=4.8×(3.8+6.2)
                =48
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