meili 发表于 2022-10-14 16:04:22

五年级数学上册解方程专项训练

<p>解方程</p><p>5x+28=48 2×(7x-4x) =18</p><p>24 x -8 x =28.86 x-12=30</p><p>1.8÷0.3-0.2 x=2 5.6÷x=2×4</p><p>0.7x+4=25 4.5X+1.6X=42.7</p><p>5x+0.1x=50+6.13×9-x=8</p><p>1.2-0.9+5 x=0.87.2 x-3.6 x=9×0.4</p><p>4.5÷x -3=1.5 (7-1.4) x =2.8</p><p>20=5 x-3 x 1.8×2-0.3x=2.4</p><p>13.7—x=5.29 15 x-8 x+30=135</p><p>4.2×3—3x=5.1 8x+0.4×1.2=1.2</p><p>2 x+5=40 6.2 x-x=41.6</p><p>3.2÷x-2.4=0.8 9 x-14×5.5=58</p><p>5 x+1.5=4.5 100-9 x-12 x=37</p><p>8.5 x+6.5 x=225 x-0.8 x+0.7 x=8.1</p><p>0.5 x+1.5 x=15.6 4 x-18×2=20</p>
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