苏教版五年级上册解方程计算题专项练习题

1、7.5*2x=153x81630x+25=851.2x=81.67(x-2)=2x+31.48-2x=6(0.5+x)+x=9.822(xx+5.6=9.43x+9=276x-12.83=0.06+x+0.5)=9.8x-0.7x=3.618(x-2)=270410-3x=17025000+x=6x91x1.312x=300-4x3(x+0.5)=213200=450+5x+xx+8.3=10.77x+5.3=7.40.5x+8=43x-0.8x=615x33x5=4.86x-3x=1812x-8x=4.81.5x+18=3x48-27+5x=317(6.5+x)=87.55(x+8)=102

2、53-x2=810.5+x+21=56(27.5-3.5)x=4x+3x+10=700.273x=0.35x+2x+18=78x+19.8=25.83(x+3)=50-x+31.8x=0.972(200-x)5=305.6x=33.65x+15=60x0.756=90(x-140)70=49.8-x=3.83.5-5x=29x-40=50.1(x+6)=3.30.475.6x=12.60.37+4x=12.5x5+9=214(x-5.6)=1.65x+12.5=32.3x1.5-1.25=0.754x-1.36=2.6(x-3)2=7.513(x+5)=1699x+42.59120-9x=1.

3、26.2513.2x+9x=33.32x-97=34.24.2x+2.5x1346x+12.8=15.83x=x+1003.4x-48=26.810.5x+6.5x=511502+3x=690x+4.8=7.242x+25x=13489x-43x=9.22x-20=46x+18=481.5(x+1.6)=3.65x-45=1003x+6=183(x+2.1)=10.52(x-3)=5.81.2x-0.5x=6.32(2.8+x)=10.412x-9x=8.765x+7=4223.4=2x=564x-x=48.60.516160.2=4x6.7x60.36.75x+x=94.5x-x=28139

4、.25x=0.40394x40x-8=6xx-5.7=2.1516.9x=0.32x+8=164/5x=20155x-2x=1823x=14x1423x-14x=142x-6=123x+0.7=5x14x=65x+7x=87x+7=143.52=4.2+x35x809x-3x=66x-6=0261.5=2x+101.8+6x546x-8=45x+6=112x-8=106/7x-8=414-6x=88x+9=171/2x-8=43x-8=3015+6x=279+6x=14x-5/6=76x+6=125-8x=4x+9x=4+73x+7=283x-3=17x+8=152x+9=173x-7=265

5、x-3x=49-2x=18-4x=69x-x=162x+16=194+5x=96x-7=1224x+x=505x+8=1910-x=87x-9=8x-56=15x+9=113.52=4.2x1.8-6x548-7x=16-2x=11261.5=2x6.7x60.36.7x-30=12x+4+8=230.516160.2=4x94x406x-21=217x-12=89.25x=0.4030.2x0.40.53.76x-3=6x-5.7=2.1516.9x=0.39.4x0.4x16.29x=18155x-2x=18x0.5=2.6124x204x-18=133x0.7=535x801/3x5/6

6、x1.412x34x=125000+x=6xx-0.7x=3.618(x-2)=27018x14x=123200=450+5x+x91x1.312x=300-4x23x514=14x-0.8x=6x+8.3=10.77x+5.3=7.41234x=5612x-8x=4.815x33x5=4.82214x=127.5*2x=153x81630x+25=85(0.5+x)+x=9.821.2x=81.67(x-2)=2x+31.48-2x=62(x+x+0.5)=9.8x+5.6=9.43x+9=276x-12.83=0.06410-3x=1701.8x=0.972(200-x)5=303(x+0

7、.5)=21x0.756=90(x-140)70=418(x-2)=2700.5x+8=439x-40=50.1(x+6)=3.30.418(x-2)=2706x-3x=18x5+9=214(x-5.6)=1.612x=300-4x1.5x+18=3x48-27+5x=317(6.5+x)=87.57x+5.3=7.453-x2=810.5+x+21=56(27.5-3.5)x=40.1(x+6)=3.30.40.273x=0.35x+2x+18=784x=4404(x-5.6)=1.675=6（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