问题 计算题
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=
答案

(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

单项选择题
单项选择题