1、五年级方程计算题专项训练五年级方程计算题专项训练解下列方程五年级方程计算题专项训练2(X+X+0.5)=9.825000+x=6x3200=450+5X+XX-0.8X=612x-8x=4.87.52X=151.2x=81.6x+5.6=9.4x-0.7x=3.691x1.3X+8.3=10.715x33x8167(x-2)=2x+33x+9=2718(x-2)=27012x=300-4x7x+5.3=7.43x5=4.830x+25=851.48-2x=66x-12.83=0.06410-3x=1703(x+0.5)=210.5x+8=436x-3x=181.5x+18=3x53-x2=80
2、.273x=0.351.8x=0.972x0.756=909x-40=5x5+9=2148-27+5x=3110.5+x+21=56x+2x+18=78(200-x)5=30(x-140)70=40.1(x+6)=3.30.44(x-5.6)=1.67(6.5+x)=87.5(27.5-3.5)x=4x+19.8=25.85.6x=33.69.8-x=3.875.6x=12.65x+12.5=32.35(x+8)=102x+3x+10=703(x+3)=50-x+35x+15=603.5-5x=20.37+4x=12.5x1.5-1.25=0.754x-1.36=2.620-9x=1.26.2
3、56x+12.8=15.81502+3x=6902x-20=43x+6=182(2.8+x)=10.4(x-3)2=7.513.2x+9x=33.33x=x+100x+4.8=7.26x+18=483(x+2.1)=10.512x-9x=8.713(x+5)=1692x-97=34.23.4x-48=26.842x+25x=1341.5(x+1.6)=3.62(x-3)=5.865x+7=429x+42.5914.2x+2.5x13410.5x+6.5x=5189x-43x=9.25x-45=1001.2x-0.5x=6.323.4=2x=564x-x=48.64.5x-x=28X-5.7=2
4、.15155X-2X=183X+0.7=53.52=4.2+x261.5=2x+100.516160.2=4x139.25X=0.40316.9X=0.323x=14x14x14x=6535x801.8+6x546.7x60.36.794x402x+8=1623x-14x=14x+7x=89x-3x=66x-8=45x+x=9x-8=6x4/5x=202x-6=127x+7=146x-6=05x+6=112x-8=101/2x-8=4x-5/6=73x+7=283x-7=269x-x=1624x+x=506/7x-8=43x-8=306x+6=123x-3=15x-3x=42x+16=195x
5、+8=1914-6x=815+6x=275-8x=47x+8=159-2x=14+5x=910-x=88x+9=179+6x=14x+9x=4+72x+9=178-4x=66x-7=127x-9=8x-56=18-7x=1x-30=126x-21=216x-3=69x=184x-18=135x+9=116-2x=11x+4+8=237x-12=8X-5.7=2.15155X-2X=183X0.7=53.52=4.2x261.5=2x0.516160.2=4x9.25X=0.40316.9X=0.3X0.5=2.635x801.8-6x546.7x60.36.794x400.2x0.40.53.
6、79.4x0.4x16.2124x201/3x5/6x1.412x34x=118x14x=1223x514=141234x=562214x=12(0.5+x)+x=9.82 2(X+X+0.5)=9.8 25000+x=6x 3200=450+5X+X X-0.8X=6 12x-8x=4.8 7.5*2X=15 1.2x=81.6 x+5.6=9.4 x-0.7x=3.6 91x 1.3 X+8.3=10.7 15x 3 3x816 7(x-2)=2x+3 3x+9=2718(x-2)=270 12x=300-4x 7x+5.3=7.4 3x5=4.8 30x+25=85 1.48-2x=6
7、6x-12.83=0.06 410-3x=170 3(x+0.5)=21 0.5x+8=43 6x-3x=18 1.5x+18=3x 53-x2=8 0.273x=0.35 1.8x=0.972 x0.756=90 9x-40=5 x5+9=21 48-27+5x=31 10.5+x+21=56 x+2x+18=78 (200-x)5=30 (x-140)70=4 0.1(x+6)=3.30.4 4(x-5.6)=1.6 7(6.5+x)=87.5 (27.5-3.5)x=4 4x=440 2.1x=16.8 18(x-2)=270 18(x-2)=270 12x=300-4x 7x+5.3=
8、7.4 0.1(x+6)=3.30.4 4(x-5.6)=1.6 7(6.5+x)=87.5 (27.5-3.5)x=4 五年级方程计算题专项训练（1）甲数是3.5,比乙数多a,乙数是 ,甲、乙两数的和是 。（2）用a元买了单价为1.8元的西瓜2千克,应找回 元。（3）比x少5的数与a相乘的积是 。（4）a的5倍减去4.8的差是 。（5）a与b的和的一半是 。（6）食堂买来a千克大米,吃了b千克,还剩 千克。（7）买20支钢笔共付c元,每支钢笔的价钱是 元。（8）一个工地用汽车运土,每辆车运x吨。一天上午运了6车,下午运了5车。这一天共运土（ ）吨,上午比下午多运土（ ）吨。（9）商场上午卖出电视机10台,下午又卖了7台,每台电视机A元。全天共卖电视机一共收入（ ）元,上午比下午卖电视机少收入（ ）元。
