加减乘除混合运算练习题

1、1 : -9 %2: -96 -12X0.5Word资料3: (-12+7-2) 口4 : 7.5X2.5寸+4-27:9:11:5:6: 99-77.5+1215X15寸+578:(-12) N33.3+2.5-6915+35.5+75.3-0.5-1.5X15-9910:()X45-577gX3+21 +4.5+82-212:14 :15:X51 + |-47|16 : -9.98 Z-15 X|Word资料18： 36X10.117： 0.25 X3.2X12.519： 0.25X4420： 22.2W+17.8X421： 2.6+1.4 X1.5- 1.522： 37-3.64.8)

2、+12.523： 2.6+2.4X (1.4-1.05)24： 15.6+16 X (0.25+1.25)26: 77 X9+111 X325: 30.8 汽14-(9.85+1.07)27: 2.81 F.43-0.24 X3.528: 20 X(2.44-1.8) F.4+0.1529: (31.8+3.2 X4) +530 : 31.5X46+3)31 : 28-(3.4+1.25 X2.4)32: 0.64 X25X7.8+2.233: 2.55X7.1+2.45 X7.134 : 2+2.5+2.5 及35: 36.25+4.25X9.936: 6.5X (4.8-1.2 X4)37

3、: 24+2.42.5X0.838: 178-145 +5X6+4239: 121+49+183 X9940 : 44 X40-68 X3841 : 2+45-161 与842 : 117+79 X116 勺343: 11648-125 W644 : 71-87 X75+1746: 19X53X77-6145: 22+4 +127-9747: 21-87 +111 X3548 : 141 + 12 X71H849:109-87-70 >4550: 36+22-175+9752:53: 12X54: 8X55: 6 +56:P57:58:59: 9 X60:65:61:63: 810-2i

4、62: 664: 3166:X18 -14 X67:1769: 3225x 16+70: 3 X68:1476:45 X78:Ti79:80: 101X 2181 : 128-75-185+3282 : 71 X36+25-2083: 50+ 160 4084 : (58+370 ) + (64-45 )85: 5.4胃2.6 X (3.7-2.9) +0.62 86: 6-1.6 知 5.38+7.85-5.3787:347+45 X2-4160 芍288: 50+ 160 40 X (58+370) + (64-45 )21190:89: |-|+|- 12|X5-891: 1192:29

5、4:93: 0.5X3+T.595:96:97:98:99:100:134+82+126 +92101 : 109X82+184 37102:181 +32+4 -87103: 31 X72 X89X11104:105:165+21 +164+85106: 184X81 + 151-69107:25+86 X67+55108 : 88-22 X179-78109:120 X88+2+48110 : 154 M7 M67X98111 :102-78 劣5X1112 : 112-77 勺7 与9113:119+19+194-34114 : 113-35 X194-3115:158+56 X124+

6、31116 : 72-20-87-67117:4X96+132 X5118 : 28 +151X54119:185 -79 X189-80120： 86 X22-59+9121 :121-56-110 X67122： 171+56 抬5+73123： 7759-103-33124 : 174-4 X101-61126 : 107-4-26-33125: 112+82X122-81Word资料127: 28+53-11-25128 : 53+40X81+71129: 122 X9+62+58130: 31.5X4+(6+3)131 : 28-(3.4+1.25 X2.4)132: 108X21-

7、83 X55133: 132+70 X156 与8134: 142 抬0X169+36135: 193+20+123 寸5136: 141+5+144 X12137: 182+71+82-9138 : 161-8+33 X2140 :139: 73阁8-106+66142 :141 : 10.15-10.75 X0.4-5.7143:0.68 X1.9+0.32 X1.9144 :145:6.5X (4.8-1.2 >4)146 :147:5.8X (3.87-0,13 ) +4,2 X3.74148:Word资料149: 32,52- (6+9.728 与.2) X2.5150:151

8、 ; (7.1-5.6 ) X0.9-1.15登.5152 :153: 5.4 寸2.6 X (3.7-2.9) +0.62154 :155:12X6- (12-7.2 ) -6156 :157: (284+16) N512-8208 T8)158 :159:5.4 胃2.6 N3.7-2.9)+0.62160 :161 ; (7.1-5.6) X0.9-1.15 25162:163: 32,52-(6+9.728 y.2) X2.5164:166:167: 5.8X(3.87-0.13)+4.2 X3.7168 :169: 4.3836.94+34.3 X0.2)170:171 :172:173:174:175:176:177:178:179:180:181 :182:183:184:185:186 :187:188:Word资料190:189:191 : (136+64 )