和差倍问题公式 和倍问题公式是什么？
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x+3x=64
4x=64
x=64\u00f74
x=16
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\u5973\u751f\u6bcf\u4eba\u4ea415*0.5=7.5\u5143
\u7537\u751f\u6bcf\u4eba\u4ea410*0.5=5.0\u5143
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[7.5*3/5+5.0*2/5]/1=6\u5143
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和倍问题就是已知两数的和与两数的倍数的关系，求这两个数各是多少的应用题。小数＝和÷（倍数＋1）（一般用小数作标准量）
大数＝和－小数 或 大数＝小数×倍数
等量关系：小数＋小数×倍数＝和
差倍问题就是已知两个数的差与两个数的倍数关系，求这两个数是多少的应用题。
小数＝差÷（倍数－1）
大数＝小数＋差 或 大数＝小数×倍数
等量关系：小数×倍数－小数＝差
和倍问题是已知两数的和与两数的倍数关系。
小数=和÷(倍数+1）
大数=和—小数
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绛旓細宸(鍊嶆暟锛1)锛濆皬鏁 灏忔暟脳鍊嶆暟锛濆ぇ鏁 (鎴 灏忔暟锛嬪樊锛濆ぇ鏁)灏忓濂ユ暟鍏紡
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