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1、精选优质文档-倾情为你奉上1、计算:(1)38; (2)4+7; (3)69; (4)812; (5)15+7; (6)02; (7)59+3; (8)1017+8; (9)34+1911; (10)8+121623; (11)4.2+5.78.4+10; (12)6.13.74.9+1.8; (13)+1; (14)+; (15)216157+348+512678; (16)81.26293.8+8.74+111;(17)4+1172; (18)2.25+3128; (19)12(18)+(7)15; (20)4028(19)+(24)(32);(21)4.7(8.9)7.5+(6); (2
2、2)+()();(23)4; (24)510.8; (25)0.120.54; (26)4.72+16.425.28 (27); (28);(29); (30) (31)2317(7)+(16)(32)+()1+ (33)(26.54)+(6.4)18.54+6.4(34)(4)(5)+(4)3 (35)(6.1)(4.3)(2.1)5.7(36) 3.44.78.35; (37) (38) (39)0.36+(7.4)+0.3+(0.6)+0.64; (40)9+(7)+10+(3)+(9);答案:(1)5 (2)3 (3)15 (4)4 (5)8 (6)2 (7)11(8)1 (9)1 (
3、10)352 (11) 3.1 (12)0.7 (13) (14) (15)191 (16)92.8 (17)22 (18)14 (19) 8 (20)41 (21)0.1 (22)1 (23)3 (24)5.3 (25)0.57 (26)6.42 (27) ; (28);(29);(30)0 (31)3 (32) (33)45.08 (34)6 (35)2.6 (36) 7.05; (37) ; (38)3.5 (39)6.7; (40)0;答案:(1)5 (2)3 (3)15 (4)4 (5)8 (6)2 (7)11(8)1 (9)1 (10)352 (11) 3.1 (12)0.7 (1
4、3) (14) (15)191 (16)92.8 (17)22 (18)14 (19) 8 (20)41 (21)0.1 (22)1 (23)3 (24)5.3 (25)0.57 (26)6.42 (27) ; (28);(29);(30)0 (31)3 (32) (33)45.08 (34)6 (35)2.6 (36) 7.05; (37) ; (38)3.5 (39)6.7; (40)0;答案:(1)5 (2)3 (3)15 (4)4 (5)8 (6)2 (7)11(8)1 (9)1 (10)352 (11) 3.1 (12)0.7 (13) (14) (15)191 (16)92.8 (
5、17)22 (18)14 (19) 8 (20)41 (21)0.1 (22)1 (23)3 (24)5.3 (25)0.57 (26)6.42 (27) ; (28);(29);(30)0 (31)3 (32) (33)45.08 (34)6 (35)2.6 (36) 7.05; (37) ; (38)3.5 (39)6.7; (40)0;答案:(1)5 (2)3 (3)15 (4)4 (5)8 (6)2 (7)11 (8)1 (9)1 (10)352 (11) 3.1 (12)0.7 (13) (14) (15)191 (16)92.8 (17)22 (18)14 (19) 8 (20)41 (21)0.1 (22)1 (23)3 (24)5.3 (25)0.57 (26)6.42 (27) ; (28);(29);(30)0 (31)3 (32) (33)45.08 (34)6 (35)2.6 (36) 7.05; (37) ; (38)3.5 (39)6.7; (40)0;专心-专注-专业
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