小明和小丽住在同一栋楼里,小明住14楼,小丽住22楼,小明回家要爬260步楼梯,小丽回家要爬多少步楼梯?

这是数学应用题
2025-04-03 22:30:41
推荐回答(5个)
回答1:

由于第一楼不用爬所以小明和小丽少上一楼:
14-1=13(楼) 22-1=21(楼)
小明回家要爬的层数,除要上的楼数等于每一层要上的步数:
260÷13=20(步)
每一层要上的步数乘小丽回家要爬的层数等于小丽回家要爬多少步楼梯:
21×20=420(步)

回答2:

小明要爬
14-1=13层
每层
260÷13=20步
小丽要爬
22-1=21层
小丽要爬
20×21=420步

回答3:

260÷(14-1)×21
=260÷13×21
=20×21
=420步

回答4:

440
260除以13是20
20乘22是440
一楼不算的

回答5:

260/(14-1)*(22-1)=420

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