51.2,64,80, (), () find the rule and fill in the number. How to write? And (), (), 19.8,13.2,8.8 also find the rule and fill in the number, how to write?
38.7-28.6-19.8-13.2-8.8
RELATED INFORMATIONS
- 1. Find the rule 51.2,64,80100, () don't call me Baidu, because Baidu doesn't have it
- 2. 5. 7, 11, 15, 23 infer according to the sequence law. What's next? A、26 B、27 C、28 D、29
- 3. Sequence reasoning 1.-27,-64,-125,( ) 2.2,12,36,80,( ) 3.16,8,8,12,24,60,( ) 4.4,3,2,0,1,-3,( ) 5.4,11,30,67,( ) 6.8,10,13,( ),25,26 7.24,6,4,( ),2,0
- 4. Sequence derivation 2 3 10 15 26 ( )
- 5. The derivation method of this sequence is The sum formula of the first n terms of the arithmetic sequence {an} is_____ The derivation method is as follows_______ The general formula of equal ratio sequence {an} is_____ The derivation method is as follows_______ The sum formula of the first n terms of the equal ratio sequence {an} is_______ The derivation method is as follows________ I just want to know what the derivation method is, so you just fill in the derivation method
- 6. Derivation of sequence problem Sn = 1 / A1A2 + 1 / a2a3 +. + 1 / Anan + 1 for Sn
- 7. Find the rules and fill in the numbers ① 1, 1, 2, 3, 5, 8______ ②0.625,1.25,2.5,5,______ .
- 8. (1 / 21 + 1 / 31 + 1 / 41) * (1 / 31 + 1 / 41 + 1 / 51) - (1 / 21 + 1 / 31 + 1 / 41 + 1 / 51) * (1 / 31 + 41) 1 / 2)
- 9. (111+121+131+141)×(121+131+141+151)−(111+121+131+141+151)× (121+131+141).
- 10. (1/11+1/20+1/31+1/40)*(1/21+1/30+1/41+1/50)-(1/11+1/21+1/31+1/41+1/51)*(1/21+1/31+1/41)=?
- 11. Fill in the numbers according to the rules: 51.2,64,80, (), ()
- 12. 1. Which of 9, 2, 11, 97, 51, 12, 91, 27, 39, 4 are prime numbers? Which are composite numbers?
- 13. Answers to 9 questions on page 27 of mathematics book of grade two
- 14. 6 questions on page 23 of the mathematics textbook for the first semester of the second grade of the people's Education Press 11.3, 6 questions
- 15. How to simplify the operation of 1 + 10 + 4 (10 / 35) + 2 (24 / 63) + 1 (51 / 99) + 1 (7 / 143)
- 16. Simple calculation of 0.865 * 51% + 51 * 35.5% / 2 * 1 / 50 + 4.9% * 12 and 1 / 5 There must be a process! Online and so on!
- 17. 1. 5 + 3 = 8; 8 = 56 / 7; 56-5 = 51. Is the answer correct? 2. Xiao Hua does an integer addition problem, regarding 3 as 8 and 9 as 6. The sum is 356. What's the correct answer? 356-68 = 288; 288 + 93 = 381
- 18. 56×165÷(7×11)+144×13÷156 (28.8+28.5+28.7+28.1+28.6)÷5 41.2×8.1+11×9.25+537×0.19 Who is the quickest to give the reward! 1. Of course, I know the answer,
- 19. The greatest common factor of 20 and 15, 36 and 9, 51 and 34, 18 and 90
- 20. 2 5 6 11 23 () () find the law