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五(上)数学解方程、小数计算练习.doc
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数学 方程 小数 计算 练习
小学五年级上册数学解方程计算题 (1)(0.5+x)+x=9.8÷2 (2)2(X+X+0.5)=9.8 (3)25000+x=6x (4)3200=440+5X+X (5)X-0.8X=6 (6)12x-8x=4.8 (7) 7.5+2X=15 (8)1.2x=81.6 (7)x+5.6=9.4 (10)x-0.7x=3.6 (11)91÷x=1.3 (12) X+8.3=10.7 (13) 15x=3 (14) 3x-8=16 (15) 3x+9=27 (16) 18(x-2)=270 (17) 12x=300-4x (18) 7x+5.3=7.4 (19) 3x÷5=4.8 (25) 0.5x+8=43 (26) 6x-3x=18 (27) 7(6.5+x)=87.5 (28) 0.273÷x=0.35 (29) 1.8x=0.972 (30) x÷0.756=90 (31) 0.1(x+6)=3.3×0.4 (32) (27.5-3.5)÷x=4 (33) 9x-40=5 (34) x÷5+9=21 (35) 48-27+5x=31 (36) 10.5+x+21=56 (37) x+2x+18=78 (38) (200-x)÷5=30 (39) (x-140)÷70=4 (40) 20-9x=2 (41) x+19.8=25.8 (42) 5.6x=33.6 (43) 9.8-x=3.8 (44) 75.6÷x=12.6 (45) 5x+12.5=32.3 (46) 5(x+8)=102 (47) x+3x+10=70 (48) 3(x+3)=50-x+3 (49) 5x+15=60 (50) 3.5-5x=2 (51) 0.3×7+4x=12.5 (52) x÷1.5-1.25=0.75 (53) 4x-1.3×6=2.6 (54) 6x+12.8=15.8 (55) 150×2+3x=690 (56) 2x-20=4 (57) 3x+6=18 (58) 2(2.8+x)=10.4 (59) (x-3)÷2=7.5 (60) 13.2x+9x=33.3 (61) 3x=x+100 (62) x+4.8=7.2 (63) 6x+18=48 (64)3(x+2.1)=10.5 (65)12x-9x=8.7 (66)13(x+5)=169 (67) 2x-97=34.2 (68)3.4x-48=26.8 (69)42x+25x=134 (70)1.5(x+1.6)=3.6 (71)2(x-3)=5.8 (72)65x+7=137 (73) 9x+4×2.5=91 (74) 4.2 x+2.5x=134 (75) 10.5x+6.5x=51 (76) 89x-43x=9.2 (77) 5x-45=100 (78) 1.2x-0.5x=6.3 (79) 23.4=2x (80) 4x-x=48.6 (81) 4.5x-x=28 (82)X-5.7=2.15 (83)5X-2X=18 (84)3X+0.7=7 (85) 3.5×2= 4.2+x (86) 26×1.5= 2x+10 (87) 0.5×16―16×0.2=4x (88) 13 9.25-X=0.403 (89) 18.9÷X=0. 3 (90) 23x=14x+27 (91) x+14x=75 (92)95-5x=80 (93)1.8 +6x=54 (94) 6.7x-60.3=6.7 (95) 9+4x=53 (96) 2x+8=16 (97) 20x-14x=24 (98) x+7x=8 (99) 9x-3x=6 (100) 6x-8=4 (101) 5x+x=9 (102) 8x-8=6x (103) x=20 (104) 2x-6=12 (105) 7x+7=14 (106) 6x-6=0 (107) 5x+6=11 (108) 2x-8=10 (109) 2.5x-8=4 (110) x-=7 (111)3x+7=28 (112) 3x-7=26 (113) 9x-x=16 (114) 24x+x=50 (115) 1.2x-8=4 (116) 3x-8=31 (117) 6x+6=12 (118) 3x-3=3 (119) 5x-3x=4 (120) 2x+16=19 (121) 5x+8=19 (122) 14-6x=8 (123) 15+6x=27 (124) 5-8x=4 (125) 7x+8=15 (126) 9-2x=1 (127) 4+5x=9 (128) 10-x=8 (129) 8x+9=17 (130) 9+6x=15 (131) x+9x=4+7 (132) 2x+9=17 (133) 8-4x=6 (134) 6x-7=28 (135) 7x-9=20 (136) x-56=1 (137) 8-7x=1 (138)x-30=12 (139) 6x-21=21 (140) 6x-3=6 (141) 9x=18 (142) 4x-18=14 (143) 5x+9=11 (144) 17-2x=11 (145) x+4+8=23 (146) 7x-12=9 (147) X-5.7=2.15 (148) 5X-2X=18 (149) 3X +0.5=5 (150) 3.5×2= 4 x (151) 26×1.5= 2x (152) 0.5×16―16×0.1=4x (153) 9.26-X=0.402 (154) 36.9÷X=0.3 (155) X÷0.5=2.6 (156) 93-5x=80 (157) 180-6x=54 (158) 9+4x=40 (159) 0.2x-0.4+0.5=3.7 (160) 9.4x-0.4x=16.2 (161) 92-4x=20 (162) 7x÷6=1.4 (163) 16x+34x=1 (164) 18x-14x=12 (165) 3 x-42÷14=15 (166) 12+4x=56 (167) 22-14x=12 (168) X+8.3=10.7 (169) 5x =30 (170) x-5.6=9.4 (171) x÷0.8=90 (172) 3x-8=16 (173) 3x+9=27 (174) 5.3+7x=7.4 (175) 3x÷5=4.8 (176) X-0.8X=6 (177) 12x+8x=4.8 (178) 7(x-2)=49 (179) 4×8+2x=36 (180) (x-2)÷3=7 (181) x÷5+9=21 (182)(300-x)÷5=30 (183) 91÷x =1.3 小数计算练习题 7.658×85= 0.18×15= 0.025×14= 3.06×36= 3.7×0.016= 53×2.07= 36.02×0.3= 56.78×8= 1.55÷3.9= 16.9÷0.13= 0.04×0.12= 3.84×2.6= 1.89÷0.54= 7.1÷0.25= 22.78÷3.4 7×0.62= 12.25÷0.5= 73.5×0.1= 1.64÷41 1.55÷3.9= 7.564×0.89= 0.15×2.34= 0.48×350= 7.94×0.98= 56.2×4.98= 36.9×21.3= 1.96×8.5      80.4×0.35= 6.25×1.04=     0.056×0.15 = 12.5×4.8= 4.2÷28= 5.76×1.3= 7.15×22= 15.6×13= 3.68×0.25= 3.7×0.016= 0.45×102= 2.05÷0.82= 6.509÷0.27= 28.448÷14= 32×6.07= 28.448÷14= 0.58×250= 4.4×0.8-3.4×0.8 = 6-1.6÷4= 3.2×(1.5+2.5)÷1.6= 6.5×(4.8-1.2×4) 5.38+7.85-5.37= 56-1.19×3-0.43= 0.82×40×2.= (0.8+8)×0.125= 1.25×5×0.16= 4.2×99+4.2 = 0.235×0.15×16 = 35÷(0.35×2)= 0.52×0.4×0.05= 0.92×2.4-0.42×2.4= (1.25+0.25)×4= 2.95×101-2.95= 4.6×0.35+4.6×0.65= 23.4-0.8-13.4-7.2= 63×10.1-63×0.1= 3.14×1.9+31.4×0.81= 7.3×10.2-1.46= 12.96-(9.6-1.52)= 3.6 ×3.6+1.4 ×3.6= 2.7×1.5-2.7= 0.25×0.8×0.125×0.4 = 0.4×12.5×(4.2-1.7) = 45÷0.09÷0.5= 56.5×99+56.5= (1.25-0.125)×8 17.8÷(1.78×4) = 1.5÷(6.07+2.53)×0.5= 4.05÷1.5÷0.03 =   1.92÷0.12-2.7= 4.6+32.55÷9.3= 0.84÷(0.3+0.4)= 0.84×1.7÷0.07= 3.9÷1.3÷5= 20.9+10.5÷(5.2-3.5)= (6+10.88÷3.2)×1.5= 18.9-18.9÷1.4= 15.4÷[8×(6.34-4.59)]= 3.2×5.6-11.4= 9.4-1.2÷0.6+6.24= 3.76×0.25-0.49= 35.6-5×1.7= 73.8-1.64-13.8-5.36= 66.86-8.66-1.34= 0.25×16.2×4= 3.72×3.5+6.28×3.5= 36.8-3.9-6.1 2= 5.48-(9.4-0.52)= 11

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