方程计算题专项训练

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1、五年级解方程专项训练解下列方程15(0.5+x)+x=9.8÷22(x+x+0.5)=9.825000+x=6x3200=450+5x+xx-0.8x=612x-8x=4.87.5＋2x=151.2x=81.6x+5.6=9.4x-0.7x=3.691÷x＝1.3x+8.3=10.715x＝33x－8＝167(x-2)=2x+3153x+9=2718(x-2)=27012x=300-4x7x+5.3=7.43x÷5=4.830÷x+25=851.4×8-2x=66x-12.8×3=0.06410-3x=1703(x+0.5)=210.5x+8=436x-3

2、x=181.5x+18=3x5×3-x÷2=80.273÷x=0.35151.8x=0.972x÷0.756=909x-40=5x÷5+9=2148-27+5x=3110.5+x+21=56x+2x+18=78(200-x)÷5=30(x-140)÷70=40.1(x+6)=3.3×0.44(x-5.6)=1.67(6.5+x)=87.5(27.5-3.5)÷x=4x+19.8=25.85.6x=33.6159.8-x=3.875.6÷x=12.65x+12.5=32.35(x+8)=102x+3x+10=703(x+3)=50-x+35x+15=603.

3、5-5x=20.3×7+4x=12.5x÷1.5-1.25=0.754x-1.3×6=2.620-9x=1.2×6.256x+12.8=15.8150×2+3x=6902x-20=4153x+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)=5.81565x+7=429x+4×2.5＝914.2x+2.

4、5x＝13410.5x+6.5x=5189x-43x=9.25x-45=1001.2x-0.5x=6.323.4=2x=564x-x=48.64.5x-x=28x-5.7=2.15155x-2x=183x+0.7=53.5×2=4.2+x26×1.5=2x+10150.5×16―16×0.2=4x139.25－x=0.40316.9÷x=0.323x=14x＋14x＋14x=653－5x＝801.8+6x＝546.7x－60.3＝6.79＋4x＝402x+8=1623x-14x=14x+7x=89x-3x=66x-8=45x+x=915x-8=6x2x-6

5、=127x+7=146x-6=05x+6=112x-8=103x+7=283x-7=269x-x=1624x+x=503x-8=306x+6=123x-3=15x-3x=42x+16=19155x+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=815x-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

6、.15155x-2x=183x×0.7=53.5×2=4.2x1526×1.5=2x0.5×16―16×0.2=4x9.25－x=0.40316.9÷x=0.3x÷0.5=2.63－5x＝801.8-6x＝546.7x－60.3＝6.79＋4x＝400.2x－0.4＋0.5＝3.79.4x－0.4x＝16.212－4x＝2012x＋34x=118x－14x=1223x－5×14=141512＋34x=5622－14x=12(0.5+x)+x=9.8÷22(x+x+0.5)=9.825000+x=6x3200=450+5x+xx-0.8x=612x-8x=4

7、.87.5×2x=151.2x=81.6x-0.7x=3.691÷x＝1.3x+8.3=10.73x－8＝167(x-2)=2x+3153x+9=2718(x-2)=27012x=300-4x7x+5.3=7.43x÷5=4.830÷x+25=851.4×8-2x=66x-12.8×3=0.06410-3x=1703(x+0.5)=210.5x+8=436x-3x=181.5x+18=3x5×3-x÷2=80.273÷x=0.35151.8x=0.972x÷0.756=909x-40=5x÷5+9=2148-27+5x=3110.5+x+21=56x+2x

8、+18=78(200-x)÷5=30(x-140)÷70=40.1