(9)-3-4+19-11; (10)-8+12-16-23; 有理数加减法计算题(含答案)1、计算:(9)-3-4+19-11; (10)-8+12-16-23; (11)-+-+10; (12)--+; (13)-+1; (14)-++-; (15)-216-157+348+512-678; (16)-+
(11)-+-+10; 有理数加减法计算题(含答案)1、计算:(9)-3-4+19-11; (10)-8+12-16-23; (11)-+-+10; (12)--+; (13)-+1; (14)-++-; (15)-216-157+348+512-678; (16)-+
(12)--+; (13)-+1; (14)-++-; 有理数加减法计算题(含答案)1、计算:(9)-3-4+19-11; (10)-8+12-16-23; (11)-+-+10; (12)--+; (13)-+1; (14)-++-; (15)-216-157+348+512-678; (16)-+
(15)-216-157+348+512-678; (16)-++111;有理数加减法计算题(含答案)1、计算:(9)-3-4+19-11; (10)-8+12-16-23; (11)-+-+10; (12)--+; (13)-+1; (14)-++-; (15)-216-157+348+512-678; (16)-+
(17)-4+1-17-2; (18)+3-12-8; 有理数加减法计算题(含答案)1、计算:(9)-3-4+19-11; (10)-8+12-16-23; (11)-+-+10; (12)--+; (13)-+1; (14)-++-; (15)-216-157+348+512-678; (16)-+
(19)12-(-18)+(-7)-15; (20)-40-28-(-19)+(-24)-(-32);有理数加减法计算题(含答案)1、计算:(9)-3-4+19-11; (10)-8+12-16-23; (1
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