网友采纳 有理数混合计算题(一) (1).(-)×(-4)2-0.25×(-5)×(-4)3; (2).-24÷(-2)×2+5×(-)-0.25; (3). (4).()×(-18)+1.95×6-1.45×0.4 (5).-|-2.52 (6). (7).(-)2×(-)2÷(-)-32-|-9| (8.)(-1 (9)-102+8÷(-2)2-(-4)×(-3) (10).(1.2-3.7)2×(-1)24÷×(-5)3 有理数混合计算题(二) (1)–1-+3;(2)-25+5×(-7)÷(-7)2; (3)–1-(-16)·÷-|-1|;(4)-8+8÷ (5)×105;(6)8-2×(-32)-(-2×3)2 (7)-13×-0.34××(-13)-×0.34 (8)(-0.12)×(+2)×(-)×(-1.6) (9)-(-3)×(+5)×(-1)×(-7)×(+8)×(-9) (10) (11)16-(12)-99 (13)|-1(14)-0.182+3.105-(0.318-6.065); (15)|0.1|-|-0.2|+|-0.4|-|-0.2|-|0.1|+(-0.4); (16)|2-7|-|-(-3)2|+|1|-|5÷(-6)|-|-3| (17) (18) 2.用简便方法计算下列各题: 1)2;2) 3)(-5.2)++(-7.6)+(+5.2)+;4)4 5)(-56)+1.6)(-4)-3-{(-5)-[(-7)+(-3)-(-8)]}
阮奕文的回答:
网友采纳 感谢!