Galois was born in a town not far from Paris. His father is the headmaster of the school, and he has been the mayor for many years. The influence of family makes Galois always brave and fearless. 1823, 12-year-old galois left his parents to study in Paris. Not content with boring classroom indoctrination, he went to find the most difficult mathematics original research by himself. Some teachers also helped him a lot. Teachers' evaluation of him is "only suitable for working in the frontier field of mathematics".
Mathematicians fall in love
Mathematicians and their girlfriends are walking in the park. His girlfriend asked him, "Do you really mind my freckles?"
The mathematician replied softly, "Absolutely not! I was born to like dealing with decimal points. "
500 ducks
A male teacher said to two noisy female students, "The voices of two women are like the cries of a thousand ducks."
After a while, the teacher's wife came to visit him. One of the female students came to report it. "Teacher, there are 500 ducks outside the door to see you."
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count
My son is three years old. He already knows how to count from one to ten, and he also knows that five is bigger than one. I also look for opportunities to teach him at any time and ask him which is bigger, the dog or the kitten.
Once, I took a chocolate in my left hand and two chocolates in my right hand and asked him, "Which side is more?" . My son didn't answer, so I continued to ask patiently. The son burst into tears and said, "There are few faces!" " "
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) 2/ 10+4/ 10=3/5
2) 1 1/ 14-8/ 14=3/ 14
3) 3/8+ 1/8= 1/2
4) 1/4+ 1/5=9/20
5) 4/ 1 1+5/ 1 1=9/ 1 1
6) 4/ 15+2/ 15=2/5
7) 9/ 10-3/ 10=6/ 10
8) 7/ 13+5/ 13= 12/ 13
9) 6/ 13+5/ 13= 1 1/ 13
10) 2/8+3/8=5/8
1 1) 9/ 13-9/ 13=0
12) 9/ 13+3/ 13= 12/ 13
13) 1 1/ 12-4/ 12=7/ 12
14) 14/ 15-3/ 15= 1 1/ 15
15) 1/ 13+ 1 1/ 13= 12/ 13