48/49×50
=48/49×(49+1)
=48+48/49
=48又48/49
猜你喜欢
- 1--Where's your father?---He_____Beijing for a week.
- 2我们始终都在练习微笑,终于变成不敢哭的人.有和这句话配套的句子吗?
- 3a little love歌词 和中文翻译
- 4you do not need to know the really meaning
- 5离散数学命题逻辑推理题
- 6一根电线在一个圆形圈上正好200圈,每圈的半径是0.2m,这根电线大约长多少米?
- 7What is this?变为复数句___________________________.
- 8两个非零有理数的和为零,则它们的商一定是( )
- 9I need to see (my friend)
- 10There are always three lights in every country :red,yellow and green.