六年级上册人教版数学第二单元分数简便算法练习题 见下9/4x2/21-5/4x6/5 16/15x21/20x5/1 (6/5-12/5)x36 2/1x3/2x4/3x5/4x6/5 = = = =(6/5+12/5)x48 12x4/3x12/5 16x(4/3-8/3) 11/8x6/7x4/11 = = = =急
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![六年级上册人教版数学第二单元分数简便算法练习题 见下9/4x2/21-5/4x6/5 16/15x21/20x5/1 (6/5-12/5)x36 2/1x3/2x4/3x5/4x6/5 = = = =(6/5+12/5)x48 12x4/3x12/5 16x(4/3-8/3) 11/8x6/7x4/11 = = = =急](/uploads/image/z/954100-28-0.jpg?t=%E5%85%AD%E5%B9%B4%E7%BA%A7%E4%B8%8A%E5%86%8C%E4%BA%BA%E6%95%99%E7%89%88%E6%95%B0%E5%AD%A6%E7%AC%AC%E4%BA%8C%E5%8D%95%E5%85%83%E5%88%86%E6%95%B0%E7%AE%80%E4%BE%BF%E7%AE%97%E6%B3%95%E7%BB%83%E4%B9%A0%E9%A2%98+%E8%A7%81%E4%B8%8B9%2F4x2%2F21-5%2F4x6%2F5+16%2F15x21%2F20x5%2F1+%286%2F5-12%2F5%29x36+2%2F1x3%2F2x4%2F3x5%2F4x6%2F5+%3D+%3D+%3D+%3D%286%2F5%2B12%2F5%29x48+12x4%2F3x12%2F5+16x%284%2F3-8%2F3%29+11%2F8x6%2F7x4%2F11+%3D+%3D+%3D+%3D%E6%80%A5)
六年级上册人教版数学第二单元分数简便算法练习题 见下9/4x2/21-5/4x6/5 16/15x21/20x5/1 (6/5-12/5)x36 2/1x3/2x4/3x5/4x6/5 = = = =(6/5+12/5)x48 12x4/3x12/5 16x(4/3-8/3) 11/8x6/7x4/11 = = = =急
六年级上册人教版数学第二单元分数简便算法练习题 见下
9/4x2/21-5/4x6/5 16/15x21/20x5/1 (6/5-12/5)x36 2/1x3/2x4/3x5/4x6/5
= = = =
(6/5+12/5)x48 12x4/3x12/5 16x(4/3-8/3) 11/8x6/7x4/11
= = = =
急
六年级上册人教版数学第二单元分数简便算法练习题 见下9/4x2/21-5/4x6/5 16/15x21/20x5/1 (6/5-12/5)x36 2/1x3/2x4/3x5/4x6/5 = = = =(6/5+12/5)x48 12x4/3x12/5 16x(4/3-8/3) 11/8x6/7x4/11 = = = =急
请把分子和分母约掉,再计算
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