人版小学五年级数学(上册)能用简便就简便计算题

1、.一、能用简便的要简便计算12.3 40.2512.96 （ 9.6 1.52 ）8510.11.2 0.25 1.3 41030.25（4.8 6.4 ） 83512540.5 0.81 1.0534.5 0.03+34.5 0.97（203.4 72.2 ）（ 1.3 0.2 ）.84.3 12.597.5 0.39 136.72.5 10286.4 0.24 0.254.2 2811.16 （ 100.7 ）(9.6+3.2)0.8（30094.8 ） 0.50.125 1612.6 3.5 （ 9.8 8.7 ）.3.2 5.6 11.40.648 （0.4 0.5 ） 0.65.74

2、 995.74891.1 4.74.75 3.25 2.4 7.62.7 5.4 3.93.8 1.4 18.2 0.73.6 9.85-5.464.8 0.258.05 3.4+7.6.4.7 10.26.58 4.5 0.97.63 997.632.8 0.5+1.586.73 2.56 1.44 3.2785.2+3.8 3.8+3.82.37 2.5 4(6.7+6.7+6.7+6.7)2.51.5 1029.8 254.2400160.5320.25 0.1252.8 3.2 3.2 7.27.4 0.15 2.83.76 0.25 0.490.008+0.92 51.280.25

3、4.78 47.8 （ 1.3 4）0.65 2017.2 0.9 0.01 7.2.1.2 2.5 0.8 2.58.6 10.12.5 7.1 45.6 (12.5 8.5 0.85)16.12 9916.12(8.1 5.6)0.9 10.45.2 0.9 0.98.25 4.08+0.75 4.08+4.084.3 500.24.32 5.43 6.68.642.64 0.515.17 6.8 3.22615.7 15.7 2412.75 (2.75 6.8)(2.2750.625) 0.281.27 3.9 0.73 16.13.94+34.3 0.212.8 4.9 5.11.2

4、(9.6 2.4) 4.86.75 （ 0.9 3.75 ）.8.9 1.1 4.71.34 1.8 3.66 0.22.7 5.4 3.90.96 0.28 0.04 0.723.6 9.85-5.4612.78-(4.97+2.78)8.05 3.4+7.631.7 0.5 0.7 1.656.58 4.5 0.935.72- 4.9-（5.72+5.1 ）.2.8 0.5+1.581113.67 2.8 3.67 7.2324.9 0.912.5 6.3+27 1.25+0.125 0.014.8 4.8 0.53.1+25.78+6.9(1.25 0.125) 815.25+4.72+

5、4.75+5.284.8 100.134.82 (4.82+15.2).56.5 9956.57.28+0.94+2.72+0.067.09 10.8 0.8 7.097.84+0.73 0.844.85 + 0.351.46.3 99+6.38.7 17.4 - 8.77.415.7 4.3 5.712.5 0.4 2.5 81.6+0.4 1.6+0.4.0.87 3.16+4.6462.8 2.5 0.49.5 1017.3 990.68 （ 5.2 -3.5） 1.25(1.25+2.5)840.5 0.810.189.42 1094.2 0.94.8 （ 15 2.4 ）1.8 2.

6、48+1.52 1.8-0.5.213. 0. 82578.76+0.4 3.6 2.5+1.246.81+6.81 996.5 (10-3.7)+2.980.25 185404.75+8.4 (9.2-6.8) 404.4 0.8 3.4 0.819.8-0.6 0.6-0.64(9.37+9 37+937+937) 250.125 7.9 16.42. 1. 1. 1.752.48 (7.3-5.8)+1.57.522.37 6.3+2.37 3.712.773- 4.5 (0.75-0.356)+9.232.5 1.25 0.32(6.4+0.88)0.8+3.2 1.253.8 10.

7、124- 5.4+(0.63+1.29 0.23) 2.5 (3.8 0.04)2.18+4.65+7.82+5.35+12.5.7.69 10115.84-2.17-3.833.8 10.1(25+2.5+0.25) 40.25 39+0.25(35.2 45.6+45.6 63.8+45.60.125 7212.25 3.1 0.85 6.17460.33+540.33（ 1.9 1.9 0.9 ）（ 3.8 2.8 ）.二、用竖式计算1.8+0.02=5.76 32.08 7.5=0.43 0.28=0.72 0.9=90.75 3.31.05 2.4=4.6 0.6=0.2 0.01=

8、16.9 0.131.89 0.54=3.08 0.43=0.25 40=3.7 0.0165.61 6.1=5.22 29=.1.25 0.8=5.2 0.66.21 0.3=13.95 3.1=5.5 66=6.4 0.51.3 0.95.93 0.767.8 0.35=5.25 521.84 0.73 2.088.4 0.25=0.042 0.5428.14 6.73.54 13.4.1-1.2980.25 0.0460.396 1.2=20 5.6746.84 7.451.08 2515.6 13=5.4 0.03636.72 2.40.125 1.4 0.025 14=5.778 5

9、.4=110.7 0.5410.1 3.3=0.04 0.12 1.5 0.25=.1.204 0.43=3.25 9.04=6 1.2=9.2 2.3=3.5 0.2=7.15 2218.9 0.54=6.45 0.73=4.8 + 2 =1.55 3.90.35 8.6=1.5 26.7=3.5 24=8.4 1.3540.36=7.218 36.4.25 24=35.4 4.20.462 1.45.24 7.25.24 7.22.52 3.40.756 0.36=5.84 0.1687.11 3.12.5 0.7=3.06 36=8.02 3.5=1-0.01=3.68 0.251.44

10、 1.8=8.9 0.05=.7.6 1.05=4.48 0.45.86 0.2416.32 515.56 0.834.8 0.25 0.18 15=8 116.5-5.6=13.76 0.8=9.58 0.23=18.72 3.6=2.84 0.05 =10.75 12.5=3.84 2.6 28.56 5.1=.0.42 0.3080.76 0.324.32 3.62.7+3.13.三、速算与巧算(1)5.8+2.32+0.68+4.2(2)1999+199.9+19.99+1.999(3)12.59-3.24-5.76(4)8.1+7.8+8.2+8.4+7.9+7.7(5)18 5.5

11、.(6)8.88 1.25(7)34.7 0.25(8)238 1.25(9)0.25 12.5 3.2(10)124.68+324.68+524.68+724.68+924.68.(11)5795.5795 5.7957 579.5(12)1990 198.9-1989 198.8(13)2.25 0.16+2640.0225+5.2 2.25+0.225 20(14)(1+0.28+0.84)(0.28+0.84+0.66)-(1+0.28+0.84+0.66)(0.28+0.84)(15)4.82 0.59+0.41 1.59-0.323 5.9.(16)0.125 0.25 32(17)16 4.5(18)0.25 1.25 22.4(19)0.9+0.99+0.999+0.9999+0.99999(20)(72 357+35728) (51 74).(21)98989898 99999999101010111111111(22)4.8 (11.03-15.67.5)(23)(67.8+9.48)0.96-2.58 30.05(24)1.7+1.7(5.8-2.8)+(1.751.4)(25)3.04