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(适合四年级)天晴了,猴妈妈安排7只小猴到花果山摘仙桃。孩子们,你们今天各自摘了多少仙桃?快来跟妈妈说一说。妈妈,我们摘回的仙桃数量都不相同,但都不超过100个。我个子小,摘得仙桃最少,只有18个。但这个数真有趣,可以写成3个连续自然数的和,它也可以写成4个连续自然数的和。5+6+7=18(个)3+4+5+6=18(个)我们摘的仙桃数也可以写成3个连续自然数的和与4个连续自然数的和。
(Suitable for the fourth grade) Fine, monkeys mother arranged seven monkey to pick peach Huaguo Shan. Children, how many Xiantao you picked each today? Come and talk to my mother. Mom, we pick back the number of Xiantao are not the same, but not more than 100. I am a child, won the least Xiantao, only 18. But this number is really interesting, can be written as the sum of three consecutive natural numbers, it can also be written as the sum of four consecutive natural numbers. 5 + 6 + 7 = 18 3 + 4 + 5 + 6 = 18 The sum of the peach numbers we pick can also be written as the sum of 3 consecutive natural numbers and 4 continuous natural numbers.