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What is the math problem?
The mathematical question about which number is as follows:

1 Class and Grade One (1) students are waiting in line, with Xiaoying ranked ninth and Xiao Min ranked 16. How many people are there between Xiaoying and Xiao Min? 16-9- 1=6 (person).

There are six people between Xiaoying and Xiao Min.

2. Xiaoying ranks 1, and Xiao Min ranks last. There are 13 people among them. How many people are there in this team? 1+13+1=15 (person)

A: There are 15 people in this team.

3. Xiaoying reads. Today, she only read from 12 to 17. It's time to read 18 page tomorrow. How many pages did Xiaoying read today? Pages 12, 13, 14, 15, 16 and 17. 17- 12+ 1=6 (page)

A: Xiaoying read six pages today.

Xiaoying is reading a book. She has read five pages today, and has read 14 pages. What page does Xiaoying start from? 14-5+ 1= 10 (page)

A: Xiaoying starts reading from page 10.

5. Today is Wednesday. The scheduled sports meeting will be postponed for two days. What day is today? Wednesday, Thursday and Friday.

It was Friday.

6. Dad went to Guangzhou on business from February 9, 65438 to February 7, 65438. How many days has dad been away on business? 17-9+ 1=9 (days)

A: Dad came here nine days ago.

7. Xiaoming ranked 9th and Xiaoqing ranked 16. How many students are there between them? 16-9- 1=6 (name)

There are six students among them.

8. Today is Monday, 1 1.9, and the football match starts today and ends on 1 1.04. The football match lasted several days. When did it end? 1+( 14-9)=6

The end day is Saturday.

9. A group of small animals line up to take pictures. Penguins rank 15, and monkeys rank last. There are four kinds of animals between penguins and monkeys. How many animals are there in front of the penguin? A * * * How many things line up to take pictures? 15- 1= 14 (only) 15+4+ 1=20 (only)

A: There are 14 animals in front of the penguin. There are 20 animals taking pictures.

10, a group of children lined up to do exercises, Xiaoying platoon 10, Xiao Min platoon 17. How many of them are there? 17- 10- 1=6 (pieces)

A: There are six of them.