数学题：大象，老虎和猴子在一起算年龄。大象和老虎共125岁，大象和猴子共75岁，老虎和猴子共60岁，问各多少岁？（用小学2年级的思想解答）

数学题解答：

125+75+60=260（千克）(大象、老虎、猴子的总体重的2倍)

260÷2=130（千克）(大象、老虎、猴子的总体重)

猴子的：130-125=5

老虎的：130-75=55

大象的：130-60=70

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