1、列式计算:7.91332.19 8.675.8 1.33 853-147-2535423+7754 42028 18(244) 10.51.53.5 14578 255 12532 65616436 6.840.61.4 5.16 54.252.14 7.86 4.80.24.80.2 (14811137)9 127885597 2.45+3.8+0.55 (2296+734436)2.4 10.450.97/8 0.36(23.8)0.04 683540824 47.5(0.66.40.32) 44.0844.085.8 (30917375)84 3.356.42 6.73.6 306015
2、2.51.04 75 23 1415 19 0.164(38 18 ) 35 (15 13 )29 635 35 6 37 195 (145 47 ) 35 (15 13 )29 (100000.161900)96 38 89 ( 56 34 )168.1(4.32-0.4) 30615 2080 10091 13 7.732.30.50.8 1025405054 498+987035 10019) (1.63+1.07 ) 88215 100 (20.20.47.88 )4.2420.5 - 2942.82. 540029402827 21.60.840.8 (99293 )0.01 13.
3、51.5(1.071.93 ) 4.21.5-0.36 1498+106889 0.541.75+8.250.5478 67 -(121 +37 ) (80-9.8)0.6-2.1简算:45.55(6.8215.55) 34.5217.8712.23 27.385.342.624.66 6.43-( 1.4-0.57) 23.758.64 3.46 21.63(8.5 9.63)17.839.57.83 0.5 5.38+88.2-2.38+1.8 7.52.457.5 2.450.90.990.999 5.09(0.09 1.23) 9.36(4.363.5)609-708+306-108+
4、202-198+497-100 14+15+16+45+469999+9998+9997+9996 9999926+33333221917559678 36.51.48.513.7 1.33.79 9.76.21 80.412.52.5 125(80.80.08 ) 35 78 (25 38 )1.7150 3.98 17.625(4.458 ) 3.356.4726.73.618.7-3.375-6.625 2.54.4 251.2532 (3.754.12.35)9.8 1.28+9.8+7.72+10.2 12 1120 +12 20493/7 49/9 - 4/3 8/9 15/36
5、+ 1/27 12 5/6 2/9 3 8 5/4 + 1/4 6 3/8 3/8 6 4/7 5/9 + 3/7 5/9 5/2 -( 3/2 + 4/5 ) 7/8 + ( 1/8 + 1/9 ) 9 5/6 + 5/6 3/4 8/9 - 1/3 6 ( 1/2 + 2/3 ) 8 4/5 + 8 11/5 7 5/49 + 3/14 31 5/6 5/6 5/9 18 14 2/7 9/7 - ( 2/7 10/21 ) 4/5 25/16 + 2/3 3/4 14 8/7 5/6 12/15 17/32 3/4 9/24 3 2/9 + 1/3 5/7 3/25 + 3/7 3/14
6、 2/3 + 1/6 1/5 2/3 + 5/6 9/22 + 1/11 1/2 5/3 11/5 + 4/3 45 2/3 + 1/3 15 7/19 + 12/19 5/6 1/4 + 3/4 2/3 8/7 21/16 + 1/2 101 1/5 1/5 21 5016040 (58+370) (64-45) 120-14418+35 347+452-416052 (58+37 ) (64-95 ) (136+64)(65-34523 )178-14556+42 420+580-642128 812-700(9+3111) 85+14(14+20826) (284+16)(512-820818) 120-36418+35 (58+37)(64-95 ) (6.8-6.80.55)8.5 0.12 4.80.124.8 (3.21.5+2.5)1.6 3.2(1.5+2.5)1.6 6-1.64= 5.38+7.85-5.37= 7.20.8-1.25 6-1.193-0.43 6.5(4.8-1.24 ) 10.15-10.750.4-5.7 5.8(3.87-0.13)+4.23.74 32.52-(6+9.7283.2)2.50.681.9+0.321.9