Current location - Training Enrollment Network - Mathematics courses - 15 children line up 12 12 to count off. Is the last child one or two? Tintin is in the middle of this line. He reported that it was.
15 children line up 12 12 to count off. Is the last child one or two? Tintin is in the middle of this line. He reported that it was.
The last child is Yi. The tabloids bought two.

This is a math homework problem about queuing. In the middle and lower grades of primary school, we have learned relevant knowledge. The focus of this topic is to understand the meaning of the word "zhong". According to the common sense of life, Xiao Ming is in the middle, which means there are as many people on both sides of Xiao Ming. According to the meaning, the formula is as follows: (15-1) ÷ 214 ÷ 27.