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27 56 50 72 97 91 83 105 891 121 prime number () composite number () odd number () even number () multiple of 2 () multiple of 3 () multiple of 5 The number of urgent first satisfactory answer
27 56 50 72 97 91 83 105 891 121 prime number (97, 83) combined number (27 56 50 72 91 105 891 121) odd number (27 97 91 83 105 891 121) even number (56 50 72) multiple of 2 (56 50 72) multiple of 3 (27 72 105 891) multiple of 5 (50 105)
RELATED INFORMATIONS
- 1. In 56,95130789, the multiple of 2 is What about even and odd numbers? What about multiples of 5?
- 2. 56 times 7, first calculate {} times {} = {}, then calculate {} times {} = {}, and finally calculate {} + {} = {}, so 56 times 7 = {}
- 3. 56 = () times () times () times ()
- 4. 1 ×} + 2 ×} + 3 ×} + 4 ×} + 5 ×} + 6 ×} + 7 ×} + 8 ×} + 9 ×} + 10 ×} =? There should be a formula Wrong, it's 1 ×} + 2 ×} + 3 ×} + 4 ×} + 5 ×} + 6 ×} + 7 ×} + 8 ×} + 9 ×} + 10 ×} = 1980
- 5. The value of the formula 3 * 1! - 4 * 2! + 5 * 3! - 6 * 4! + 7 * 5! - 8 * 6! + 9 * 7! Is () in steps
- 6. 9 / 2 ＋ 2 / 1 ＋ 5 / 4 ＋ 8 / 3 if you can, please give me the complete formula
- 7. 1+1= 1+8+8= 1+2+3+4+5+6+7+8+9+10…… +100 = (formula)
- 8. 4.8 * 2.5 simple calculation formula,
- 9. How to simplify the formula 8A - (5a + 8)
- 10. For the simple calculation of 102 * 76, there must be a formula
- 11. Among the four numbers of 21, 35, 56 and 60, (). ①: 2 has one multiple, ②: 3 has two multiple and ③: 5 has three multiple Among the four numbers 21, 35, 56 and 60, (). ① There is one multiple of: 2 ② There are two multiples of: 3 ③ There are three multiples of: 5
- 12. What is a multiple of two and a multiple of five
- 13. Find the rules and fill in the numbers at 3, 3, 6, 12, 21, 39, 72 and 132
- 14. Observe the following formula 12 + 21 = 33 = 11 × (1 + 2) 23 + 32 = 55 = 11 × (2 + 3) 59 + 95 = 154 = 11 × (5 + 9) Write a similar equation for two digit numbers with ten digits A and one digit B. according to this explanation, can you add the sum of any two digit number and the original number after transposing the position of any two digit number and ten digit number to the original number and divide it by 11? If you think a and B are rational numbers (B ≠ 0), is the following formula true? What rules can be summed up? ①-a/b=a/-b=- （a/b） ②-a/-b=a/b 12+21=33=11×(1+2) 23+32=55=11×（2+3） 59 + 95 = 154 = 11 × (5 + 9)
- 15. 12+21=33 23+32=55 47+74=121 95+59=154 Through the above calculation, we find that: a two digit number, and the sum of the two digits that the number is transferred into must be a multiple of 11. Can you explain why?
- 16. Give a group of data: 56.1, 55.9, 55.9, 56, 55.8, 55.7, 55.6, 56.2. The simplest way to calculate the average is A. Direct calculation B. Calculated by weighted average c. Subtract 56 from each data, average, and add 56 D. Subtract 60 from each data, average, and add 60
- 17. 1+8999999×56
- 18. Chinese 111 English 79 mathematics 72 politics 56 Dili 55 physics 44 chemistry 68 history 54 biology 67 in this case, should we choose liberal arts or science?
- 19. 67+21+56-3+1=?
- 20. How to write program to transpose matrix 35 67 52 50, 33 47 66 39, 47 56 66 41, 30 69 55 38 with VB program