Change the problem

Xiaoming goes to buy candy. He has 10 coins, and each coin is worth 1 yuan. He bought nine sweets, worth 1 yuan. How should a shop assistant give change?

Answer: The clerk should give Xiaoming 1 coins as change. Because Xiao Ming has 10 coins, and he bought nine sweets, there are still 1 coins left. So the clerk only needs to give him 1 coins as change.

Time problem

What time is it now? The current time is 1: 30.

Answer: The current time is 1: 30. This problem can be solved by simple counting.

queuing problem

Xiaohua, Xiao Li, Xiao Zhang and Xiao Li line up to see a movie. Xiaohua stands in the first place, Xiaoli in the second place and Xiao Zhang in the third place. So which side is Xiao Li on?

Answer: According to the meaning of the question, Xiaohua stands first, Xiaoli stands second and Xiao Zhang stands third, so Li Can Jr. only stands fourth.

Pattern recognition problem

Which of the following figures is a circle?

Answer: The third figure is a circle. This problem requires children to know different shapes and be able to distinguish circles from other shapes.

Simple addition and subtraction problem

Xiaohua has three apples, and he bought two more, so how many apples does he always have now?

Answer: Xiaohua used to have three apples, and he bought two more, so now it is always 3+2=5 apples. This problem requires children to be able to perform simple addition operations.

These topics are all examples of math problems in the first grade fun competition, aiming to help children enhance their math thinking and problem-solving ability. In solving these problems, children need to use their mathematical knowledge and logical reasoning ability.

In this way, children can better understand mathematical concepts and improve their mathematical skills and thinking ability. At the same time, these interesting math problems can also help children to enhance their interest and curiosity in mathematics and make them more willing to learn and explore math knowledge.