第二关 我会“凑十法”
8+6= 7+9= 8+4=
8+6= 14
24
10
7+9= 16
61 10
8+4 =12
这个班有33人, 每人1瓶够吗?
24+9=33
13
10
13
33
24 +9 = 33
20 4 13
4+9=13
13+20=33
24 +9 = 33 想:
63 30
把9分成6和3, 先算24+6=30. 再算30+3=33.
。2020年6月11日星期四上午7时21分34秒07:21:3420.6.11
• •
T H E E N D 15、会当凌绝顶,一览众山小。2020年6月上午7时21分20.6.1107:21June 11, 2020
16、如果一个人不知道他要驶向哪头,那么任何风都不是顺风。2020年6月11日星期四7时21分34秒07:21:3411 June 2020
• 14、Thank you very much for taking me with you on that splendid outing to London. It was the first time that I had seen the Tower or any of the other famous sights. If I'd gone alone, I couldn't have seen nearly as much, because I wouldn't have known my way about.
两位数加一位数进位加法