小数四则混合运算专项练习题能简便的要简便.pdf

上传人:白大夫 文档编号:5315075 上传时间:2020-04-13 格式:PDF 页数:11 大小:61.28KB
返回 下载 相关 举报
小数四则混合运算专项练习题能简便的要简便.pdf_第1页
第1页 / 共11页
小数四则混合运算专项练习题能简便的要简便.pdf_第2页
第2页 / 共11页
小数四则混合运算专项练习题能简便的要简便.pdf_第3页
第3页 / 共11页
小数四则混合运算专项练习题能简便的要简便.pdf_第4页
第4页 / 共11页
小数四则混合运算专项练习题能简便的要简便.pdf_第5页
第5页 / 共11页
点击查看更多>>
资源描述

《小数四则混合运算专项练习题能简便的要简便.pdf》由会员分享,可在线阅读,更多相关《小数四则混合运算专项练习题能简便的要简便.pdf(11页珍藏版)》请在三一文库上搜索。

1、小数混合运算专项练习276 题( 能简便的要简便运算) (1)0.11 1.8+8.2 0.11 (2)2.34 99+2.34 (3)5.4 2.7 0.8 (4)132101 (5)6.25 1.25 0.8 (6)2.5 16 (7)6.33 1016.33 (8)1.56 1.7+0.44 1.7 (9)1.8 ( 3.41 2.9 ) 0.03 (10)0.125 322.5 (11)1.258 18.5 0.258 18.5 (12)8.48 0.8 0.9 (13)1.25 2.4 (14)5.85 ( 1.3+0.5 ) 6 (15)17.17 6.8 3.2 6.17 (16

2、)5.4 (1.3+2.15 ) 0.2 (17)8.4 0.6+8.4 0.4 (18)16.8 10.1 (19)10.9 0.9 0.2+1.8 (20)1.25 3.2 0.25 (21)1.36+4.85+2.64+6.15 (22)98.5 2.5 4 (23)5.4 2.5 ( 3.7 2.9 ) (24)0.8 ( 43.68 ) 0.01 (25)83.7 12.83 0.17 (26)5.96+13 ( 3.2 3.12 ) (27)4.32 2.4 1.7 ; (28)16.2 4.5+3.8 4.5 ; (29)9.05 3.86 3.14 ; (30)7.28+0.7

3、2 0.9 (31)4.32+5.43+6.68 (32)17.176.83.2 (33)5.299+5.29 (34)16.810.1 (35)2.749.5+50.274 (36)0.36+9.63.2 (37)3.7525+6.2525 (38)25.468.23 1.76 (39)2.9+7.110 (40)1.25320.25 (41)15.68( 7.784.32) 2.32 (42)0.253.21.25 (43)9.991.01 (44)4.631.4+46.30.86 (45)17.50.812.5 (46)0.9+9.9+99.9+999.9 (47)2.999+2.9 (

4、48)2511.24 (49)23.256.75 3.25 (50)125 3.22.5 (51)3.6 10.1 (52)5.8 2.7+0.5873 (53)3.6+6.41.8 (54)(1.48+3.02)( 3.60.5) (55)(36.74.9) 10131.8 (56)6.331016.33 (57)35.651.73 (58)1.6 55.455.40.6 (59)17.685.2+2.71.5 (60)1.08 0.8 0.27 (61)1020.45 (62)22.78 1.25 0.8 (63)0.34 1010.34 (64)0.125322.5 (65)0.86.3

5、0.83.8 (66)504 3.22.08 (67)(200.89) 5.7 (68)2.41.5+3.61.5 (69)7.385.14+3.622.86 (70)0.121.8+8.20.12 (71)5.40.51( 1.21.03) (72)(8.15.6) 0.91.050.04 (73)10.80.8( 0.35+0.05) (74)81( 2.32.25) (75)2.649.9+0.264 (76)4.52+0.61+1.39+6.48 (77)4.27 ( 1.96 1.73 ) (78)(294.4 19.2 6)( 6+8) (79)12.5 0.76 0.4 82.5

6、 (80)4.98+8.022.5 (81)60.840.82.5 (82)0.8 69.612.5 (83)4.9899+4.9 (84)6.483.22.5 (85)1.2 7.6+7.66.8 (86)(9.45.8) 2.07 (87)12.544.563.441.54 (88)(9.365+9.36+9.362) 1.25 (89)7.2360.1814.30.02 (90)9.60.40.25 (91)29.7( 5.850.65) (92)7.49.9 (93)3.842.70.64 (94)8.688.680.560.5 (95)4.74.7+4.7+4.34.7 (96)2.

7、72 (8.2 6.5 ) 0.5 ; (97)9.12+9.12 960.2 ; (98)28.4 0.4 0.25 ; (99)27.36 27.36 7.6 (100) 3.250.45+6.750.45 (101) 31.524.53.5 (102) 7.5102 (103) 6.3+3.72.8 (104) 2.15+8.73+1.27+7.85 (105) 11.87( 8.2+1.87) (106) 5.423.871.13 (107) 4.381.56+0.620.44 (108) 0.4 2702 (109) (40+1.25) 8 (110) (12.50.05) 8 (1

8、11) 2.6 8.5+8.57.4 (112) 9.9 6.96.93.9 (113) 5.6 99+5.6 (114) 2.5( 1.9+1.9+1.9+1.9) (115) 7.2 1.258 (116) 52.4( 15+0.6) 1.6 (117) 9.8799+9.87 (118) 46.80.90.4 (119) 5.517.3+6.75.5 (120) 994.2+4.2 (121) 0.251.253.2 (122) 6.414+156.4+6.4 (123) (1.3+1.3 0.1258)( 80 77.4) (124) 4( 25+2.5+0.25) 111 (125)

9、 6.25 ( 17.23.64.5) 0.32 (126) 28.499+28.4 (127) 0.942.50.45 (128) 40.812.52.5 (129) 17.50.2517+13 (130) 10.187 (131) 2.3+3.19( 2219.8) (132) 1.257.2 (133) 9.1 1.266.24 (134) 7.3+12.83.82.3 (135) (5.36+7.64) 13100 (136) 7.575(5.631.88) 0.2 (137) 7.5( 5.5+1.24) (138) 0.26+15.68+9.74+2.32 (139) 13.26+

10、9.553.26 (140) 6.1+3.96.1+3.9 (141) 31.7 0.63 (保留 2 位小数) (142) 2.4 1.5+3.6 1.5 (143) 0.32 0.25+0.08 4 (144) (9.6+1.48 3.7 ) 8 (145) 5.8 4 ( 1.34 0.14 ) (146) 5.4 0.51 ( 1.2 1.03 ) (147) 21.35 3.25 16.75 (148) 33.02 ( 148.4 90.85 ) 2.5 (149) 322.5 0.125 (150) 18.1+ (30.299 0.23 ) 1 (151) 67( 2.98+0.6

11、7 ) (152) 81673.8 6 (153) (45+14) 73+710 (154) 13.7 0.125 8 (155) 0.8 13 ( 3.12+5.28 ) (156) 1020.56 (157) 1.53 1.7+0.47 1.7 (158) 5.18+0.73+0.82 (159) 0.75 1.8 1.5 (160) 12.5 7.1 0.8 (161) 6.12 99+6.12 (162) 8.6 0.86+8 0.35 (163) 5.6 ( 18.5 8.5 0.5 ) (164) 0.125 4.78 80 (165) 2.8 3.6+1.4 2.8 (166)

12、(0.4+40 ) 2.5 (167) 78.7 17.7 3.6 (168) 180.3 ( 86.5 ) (169) 12.7+12.5+0.5 (170) 912.6 0.05= (171) 6.3 3.7+6.3 6.3= (172) (3.7+1.7 0.4 ) 2.5= (173) 7.28+3.2 2.5= (174) 0.74+0.9 7.4= (175) 7.8 0.125 0.8= (176) 37.5 0.3 ( 1.34 0.84 ) (177) (2.5+27.75 1.5 ) 1.6 (178)6.213.8+2.2 (179)6.03+3.7+2.97 (180)

13、17.436.57 2.43 (181)20.47( 1.47+6.8) (182)13.26+4.71+3.47+5.29 (183) 22.74+8.6813.74 (184)100.22.5 (185)644.5+3.645 (186)1.253.20.8 (187)14.5102 (188)14.64+3.72.8 (189) 8.4 0.210.5 (190)0.125980.3 (191)4.6250.66 (192)5.782.3+5.78+5.78 6.7 (193) 7.7520( 3.243.04) (194)1.250.580.2 (195)0.979+0.97 (196

14、) 5.43 3.82.9 (197) 0.4 ( 3.2 0.8 ) 0.15 (198) 5.7+1.9 0.2 7.6 (199) 32.4 6.3+32.4 3.7 (200) 18.2 10.6 ( 0.9 0.75 ) (201) 0.25 3.85 40 (202) 1.46 3.5+3.5 4.54 (203)712.5 0.8 (204)4.73.6+4.76.4 (205) 1.45(2.8+4.4) 2.4 (206) 4.2 ( 6.18 3.03 )+6.3 (207) 15.02 6.8 ( 1.02+1.2 ) (208) 0.6 ( 50.68 ) 1.2 (2

15、09) 2.7 4+6.3 0.25 (210) (6.02+2.8 ) 0.4 2.05 (211) 3.08 3.5+6.2 3.08+3.08 0.3 (212)2.3+3.91( 2219.7) (213) 21.664.8( 48.62.7 2) (214) 93.6 3.6+1.4 3.6 (215) 0.25 0.8 0.125 0.4 (216) 2.7 1.5 2.7 (217) 9.08+5.45+11.92+4.55 (218) 1.25 301.2 0.8 (219)0.6+0.940.208 (220)4.851.258 (221)(6422.41.4) 1.2 (2

16、22)18.36.253.75 (223)2.83.6+1.42.8 (224) 6.6 14.5( 1.7+1.8) (225) 0.25 9.87 4 (226) 36.7 2.1+10.8 (227) 8.45 0.45 0.1 (228) 0.73 102 (229) 7.8 5.6+2.3 4.4 (230) 76.3 2776.3 17 (231) 7.05 23.7+7.05 76.3 (232) (7.6 5.2 ) 0.4+2.5432 (233)17.685.2+2.71.5 (234)35.651.73 (235) (1.10.78)( 2.71.95) (236) 1.

17、3 0.75 4 (237) 1.08 1.8 1.2 (238) 50.4 1.9 1.8 (239) 0.82 0.25+1.18 0.25 (240)8.5 (2.36+2.42) 0.25 (241)3.9 (1.3+0.6) 63.6 (242)4.256.3+3.74.25 (243)2050.99 (244)25.67.492.51 (245)2.5( 6.84.9) 0.8 (246)102 4.5 (247)3.4(1.2+0.5) 5 (248)8( 201.25) (249)0.654+10.96.5 (250)22.71.250.8 (251) 3.912.8+6.09

18、2.8 (252)6.23+3.09= (253)132.459.8= (254)6.620.84= (255) 2.070.023= (256) 20.026 ( 8.6+9.7 ) 0.92 30.19 (257)0.125322.5 (258)0.8 6.30.83.8 (259)50.43.22.08 (260)204( 3.4 0.5) (261)(43.26+2.34) 7.5 (262)(200.89) 5.7 (263) 13.25 0.8+1.75 1.2 ; (264) 2.5 99+2.5 ; (265) 10.36+4.8 16.5 5; (266) 12.5 2.4 (267) 38.78 19.59+41.22 30.41 (268) 2.74 4.86+4.86 6.26+4.86 (269) 0.08 ( 12.5+2.5 ) 0.1 (270) 25.92+ (10.1 14.5 0.2 ) (271) 0.487 12.5 48.7 (272) (8.16+2.09 ) (10.3 9.3 ) 0.4 (273)1.561.7+0.441.7 (274)12.5( 7.2 1.9) 0.8 (275) 0.252010+20.10 75 (276) 30.8(6.34 4.59) 4

展开阅读全文
相关资源
猜你喜欢
相关搜索

当前位置:首页 > 其他


经营许可证编号:宁ICP备18001539号-1