杨叔叔4天卖完了8箱冰棍，每箱冰棍有30根，每根3元．杨叔叔4天卖了多少钱？
将假分数化成带分数或整数，把带分数化成假分数．======= 6=
把下列的假分数化成带分数或整数． ===
把下列假分数化成带分数，把带分数化成假分数． = 3= 2==
把假分数化成带分数或整数．，，．
假分数与带分数互化====
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