Mathematical riddle 1
1, one plus one is not two. The answer is "Wang".
Explanation: Combine the word "one", the plus sign "+"with another word "one" to get the word "Wang" instead of "two". therefore
The answer is "Wang".
2. One minus one is not zero. The answer is "three".
Explanation: The word "one", minus sign "-"and another word "one" are combined to get the word "three" instead of "zero". So, the answer is "three".
You expect me, and I expect you. The answer is "equality".
Explain: "You are expecting me", you are waiting for me; "I am looking forward to you", I am waiting for you. Two people waiting for each other is "equality". So, the answer is "equality".
4. Seven six five four three two one. The answer is "reciprocity".
Interpretation: The usual number of newspaper reports is from small to large, just like the popular song "One two three four five six seven, where is my friend". Now we say "765432 1", which is the reciprocal from the largest to the smallest, so the answer is "reciprocal".
5. Seven eighths. The answer is "seven ups and eight downs".
Explanation: "Eight-sevenths" is written in mathematical symbols, with the number 7 written above the fractional line and 8 written below the fractional line. The answer is the idiom "seven ups and eight downs".
Mathematical riddle 2
1, never came. (Guess the math noun 1)
2. Needless to say. (Guess the math noun 1)
3. Go in and count. (Guess the math noun 1)
4. cross the river and answer. (Guess the math noun 1)
5. Do it again. (Guess the math noun 1)
6. Recruit actors. (Guess the math noun 1)
Seven, eighteen catties. (Guess the math noun 1)
8. Department of Medicine. (Guess the math noun 1)
9. Ask someone to do things. (Guess the math noun 1)
10, review. (Guess the math noun 1)
1 1, what everyone looks like. (Guess the math noun 1)
12, small house. (Guess the math noun 1)
13, piece. (Guess the math noun 1)
14, let's express our opinions. (Guess the math noun 1)
15, counting from the back. (Guess the math noun 1)
16, north. (Guess the math noun 1)
17, the sword goes through the overlord of Chu. (Guess the math noun 1)
18, counting letters. (Guess the math noun 1)
19, go up the stairs. (Guess the math noun 1)
20. Calculate the rotating rod. (Guess the math noun 1)
2 1, which is not accurate. (Guess the math noun 1)
22. Stand by and watch. (Guess the math noun 1)
23. Small business. (Guess the math noun 1)
24. Grandpa is wrong. (Guess the math noun 1)
Answer:
1, identity 2, known 3, operation 4, correspondence 5, complex number 6, complementary angle 7, analysis 8, formula 9, evaluation 10, logarithm1,formula 12, interval/kloc-0. General term 18, function 19, series 20, number axis 2 1, error 22, arithmetic difference 23, wechat service 24, tolerance.