A simple method of 6 / 7 - (4 / 5-1 / 7) stripping There is a simple way to write No easy way, no easy way
6 out of 7 - (4 out of 5-1 out of 7)
=6/7+1/7-4/5
=1-4/5
=1/5
RELATED INFORMATIONS
- 1. Who can do it in a simple way?
- 2. Solution ratio X: 7 / 9 = 14:14-1 / 3 x = 5x / 6 2X of 3 + 2x of 2 = 2 of 3 * 1 of 4
- 3. (13 and 2 / 3) △ 5 + (5 and 1 / 3) △ 5 + (196 and 3 / 7) × 1 / 5 - (+ 76 and 3 / 7) △ (- 5)=
- 4. Write more than 2 / 3, less than 6 / 7, and the numerator is a simple fraction of 5
- 5. 1 / 7, 4 / 7, 3 / 8, 3 / 4, 5 / 7, 2 / 7, 3 / 9, 6 / 7, 3 / 5, which are greater than 3 / 7,
- 6. 8 out of 9 divided by 2, 8 out of 9 divided by 4, 8 out of 9 divided by 8, 2 out of 15 divided by 1, 5 out of 7 divided by 5, 6 out of 11 divided by 3, 21 out of 15 divided by 14
- 7. 7 of 15 × () = () × 5 = 0.3 × () = 5 of 6 × () = 8 of 9 × ()
- 8. How much is 11 and 3 / 14 - (3 / 5 + 2 and 5 / 14)?
- 9. Calculation: 3 / 7 * 5 / 13 - (9 / 14-3 / 14) * - 11 / 13) - 3 / 7 * 3 / 13
- 10. What's the ratio of 1-6:5 + 12:7-20:9 + 30:11-42:13 + 56:15-72:17
- 11. (9 and 11 / 8-3 and 14 / 5-1 and 14 / 9) × 2 and 4 / 3
- 12. 3 out of 5 * 6 out of 1 * 7 out of 5, 8 out of 9 out of 7, 4 out of 7, 1 out of 3 and 5 out of 14 out of 2 3 out of 5 * 1 out of 6 * 5 out of 7 8 / 9 / 7 / 4 / 3 / 1 5 / 14 / 4 / 21 / 16 / 25 6 / 2-13 / 26 / 9-2 / 3 (3 / 4-3 / 16) * (2 / 9 + 1 / 3)
- 13. 2 out of 5 of () is 8 out of 15; 2 out of 9 is 8 out of 3
- 14. 1:7-3:2-6:5
- 15. 4.7-3.4 + (- 8.3) (- 2.5) - 1 / 2 + (- 1 / 5) 1 / 2 - (- 0.25) - 1 / 6 Mixed operation of 1 / 3 + (- 5 / 6) - (- 1 / 2) - 2 / 3 rational numbers
- 16. (- 12) × (- 1 / 3) - (- 4) × 1 / 3 + 11 × (- 1 / 3) I've been thinking about this question for a long time. I really can't write it (- three and one seventh) is negative three and one seventh
- 17. 8 and one seventh of the fractional unit is () which contains () such units. Remove () such units from it and it becomes a multiple of 7 3Q
- 18. 1. One and five eighths of the fractional unit is () it has () such units, plus () is 3? 2. Two and three fourths of the fractional unit Yes, it has () such units, plus () such units is the minimum sum
- 19. What's the mathematical meaning of the fact that the color TV is one seventh cheaper than before The color TV is cheaper than before. What's the mathematical meaning of one seventh meter
- 20. What is the number represented by N in the equation [(- 7.3) - n] / (- 5 and one seventh) = 0