把2米长的绳子剪短1/2,在剪短1/2米,这根绳子还剩下多少米?
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![把2米长的绳子剪短1/2,在剪短1/2米,这根绳子还剩下多少米?](/uploads/image/z/6304906-10-6.jpg?t=%E6%8A%8A2%E7%B1%B3%E9%95%BF%E7%9A%84%E7%BB%B3%E5%AD%90%E5%89%AA%E7%9F%AD1%2F2%2C%E5%9C%A8%E5%89%AA%E7%9F%AD1%2F2%E7%B1%B3%2C%E8%BF%99%E6%A0%B9%E7%BB%B3%E5%AD%90%E8%BF%98%E5%89%A9%E4%B8%8B%E5%A4%9A%E5%B0%91%E7%B1%B3%3F)
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把2米长的绳子剪短1/2,在剪短1/2米,这根绳子还剩下多少米?
把2米长的绳子剪短1/2,在剪短1/2米,这根绳子还剩下多少米?
把2米长的绳子剪短1/2,在剪短1/2米,这根绳子还剩下多少米?
2*(1-1/2)-1/2=1/2米
2-1/2-1/2=1米