2345678 answer: lack of clothes (1) eat less (10) nine times out of ten answer: miscellaneous 246 answer: every three to five 1. Portrait (type a mathematical noun) Answer: Merge similar items (merge similar phases) 2. Sheep fight (a mathematical term) answer: diagonal 3. It's easy to add, subtract, multiply and divide (type a mathematical term) (type a calculation tool). Answer: Calculator 5. Forge accounts (type a mathematical term). Answer: Wrong (Hypothesis) 6. Doctor's pen (type a mathematical noun). Answer: Prescription 7. There is a long queue, one head and one tail in line. The back of "."is divided into parts with the same appearance (guessing game). Answer: Infinitely recurring decimals. A: Wang 2. One minus one is not zero. Answer: three, three, seven out of eight. Answer: Seven Ups and Eight Downs (3) Dongpo has a spring answer: Sue, if she just turns her head and smiles, there are a hundred kinds of magic casting answers: Yang Le analytic geometry (typing a verb phrase) answer: 18 kg. +-× (type an idiom) Answer: Fragmentation (break branches into "+,-,×") Saving (type a mathematical noun) Answer: Integrating the United Nations Charter (type a word) Answer: greatest common divisor (4) 1. Fifty cents once answer: one yuan twice (push algorithm) 2. Two sheep fight. Answer: Diagonal 3. Complete cost-effective answer: absolute value 4. A: Constant (over-value method) 5. Answer on both sides: 6 points. Everything will be fine, and all shall be well, jack shall have Jill answer: concentric circles 7. Legal fees answer. 10. Equestrian answer: multiplication 1 1. Answer: internal angle (decomposition method) 12. This year's Double Ninth Festival: Cycle Section 13. Tracing back to the source: seeking the root: 14. Prescription: 15. Dove: Remaining angle: 16. Group fishing: common vertical line: 17. Divorce by agreement. Angle 20. Shaving answer: right angle (part of speech) 2 1. Sharpen your fist. Answer: Equiangular angle 22. Who bet that Lin rushed to Cangzhou (type two mathematical nouns) Answer: two solutions, the difference (question and answer method. Answer: two solutions, separation is) 23. Answer: Many people answer at the age of 24. 10000 (to use an idiom) Answer: Nothing is lost (otherwise there would be no "one" and "ten thousand") 25. One, two, three, four, five, six, seven, nine (type a word) A: Mouth (the riddle means "only" and "less than eight"). Answer: Women's doubles (doubles is two dozen, twenty-four) 28.7×9 (playing an ancient rank, scroll) Answer: Thirty-six counts (7×9 counts sixty-three, read in reverse order) 29.x = only-me (playing an industrial term) Answer: The finished product (eight mouthfuls minus five mouthfuls is three mouthfuls, and three mouthfuls are "products". Combined with the characteristics of "Crystal", rays (with a head and no tail), straight line length (endless) is equal to the referee (uncompromising), odd numbers are found (no single case), numbers are equivalent (Dai Li, Zhang Guan), only the questions are not checked (subjective judgment), and the homework is copied (according to you and me, 1. Fifty cents a trip. Two sheep fight 3. Totally cost-effective. 4. Be diligent in counting money. 5. Both sides count. 6. Everything will be fine if the ending is good, and all shall be well. 7. Legal fees. 9. Fight each other. Fishing 10. Equestrian 1 12. +06. Group fishing 17. Divorce by agreement 18. Painting 19. Team competition 20. Shaving 2 1. Sharpen one's hands. Who bet Lin to Cangzhou (with two mathematical expressions) 2. Riddle with numbers as riddle 23. 1. Make an idiom. 26. 121 (typing ancient books) 27. 3824 (type a sports term) 28.7 × 9 (type an ancient art book name, shutter) III. Riddles and equations as riddles 29. X = only-I (in industrial terms) 30. X = Xu ÷3 (in a chemical term) four. The same riddle as a mathematician 3 1 Dongpo Youchun 32. If she turns her head and smiles, there will be a hundred spells and 33 math riddles. Analytic geometry (type a word) answer: 1. One-dimensional quadratic (extrapolation algorithm) II. Relative vertex angle 3. Absolute value 4. Constant (pass-false method) 5. Score 6. Concentric circle 7. Rational number 8. Common ground 9. Equal to (pass-false method) 10. Multiplication 1 1. Pass) 16. Ordinary vertical line 17. Approximate score 18. Square angle 19. Right angle 20. Square angle (part of speech) 2 1. Equal angle 22 degrees. Two solutions and differences (question and answer method. Answer. Separating device) 23. Many people are infallible (otherwise there would be no "one" and "ten thousand") 25. Mouth (the riddle means "only" and "less than eight") 26. Take a note (meaning forget to write "take a note") 27. Women's doubles (doubles is two dozen, 24)) 34. Fragmentation (dividing branches into "+,-,×")