六年级数学上册《分数》计算练习
<p>一、怎样简便就怎样算。</p><p>4/9÷【4/5-(1/5+1/3)】</p><p>1/3+3-(1/4+1/2)</p><p>3×(2/15+1/12)-2/5</p><p>3/4×5/7×4/3-1/2</p><p>15/16+(7/16-1/4)÷1/2</p><p>23-8/9×3/8÷1/27</p><p>(1/3-1/4)÷1/2+5/6</p><p>1/2×3+1/2÷1/5</p><p>2/3+(4/7+1/2)×7/25</p><p>8×5/6+2/5÷4</p><p>【1/2-(3/4-3/5)】÷7/10</p><p>1/5+2/7÷3/7</p><p>1/2×2/5+9/10÷9/20</p><p>1/3÷(2/3-2/5)×3/5</p><p>(11/12-3/4)÷(2-1/2)</p><p>5/9×3/10+2/7÷2/5</p><p>二、解方程。</p><p>1/4X+2X=1/2</p><p>5X-5/6=5/12</p><p>2/3X-20%X=1</p><p>X+7/9X=4/3</p>
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