小数加减混合运算练习题含答案（50） 计算下面各题（共16题） (1) 84.3-48.27-15.4 (2) 3.29+5.06-5.72 (3) 3.52+8.2-8.95 (4) 7.4+8.39+7.84 (5) 6.6-3.4+6.06 (6) 3.55+5.92+9.22 (7) 60.94+3.9+40.18 (8) 3.9+5.52+5.5 (9) 81.3+2.28+95.6 (10) 2.49+9.62+7.9 (11) 34.81-5.93+94.6 (12) 7.6+4.9-2.1 (13) 62.1-7.39-40.1 (14) 8.05-5.6-2.4 (15) 84.5-17.8+40.92 (16) 5.9+4.45+8.7 - 1 - 【答案】： (1)20.63,(2)2.63,(3)2.77,(4)23.63,(5)9.26,(6)18.69,(7)105.02,(8)14.92,(9)179.18,(10)20.01,(11)123.48,(12)10.4,(13)14.61,(14)5.00000000000012E-02,(15)107.62,(16)19.05 - 2 - 本文来源：https://www.wddqw.com/doc/d369884826c52cc58bd63186bceb19e8b8f6ec64.html