35%: 45% reduction ratio
7%:9%
45 / 1000 reduction
45 / 1000 = 9 / 200
RELATED INFORMATIONS
- 1. One decimeter to 75 cm One decimeter is simpler than 75 cm
- 2. Simplification ratio 45: 2 / 3 Simplification ratio 45: 2 / 3
- 3. A simple algorithm for 39 3 / 23 × 0.7 + 65 5 / 23 × 4.18
- 4. 33 / 37 × 36 Such as the title Simple operation
- 5. 3.75*5/4+37.5*0.975-37.5%
- 6. Simple calculation of 3.6 times 11 minus 0.36
- 7. Simple calculation of 36 * 63 + 36 + 36 * 36
- 8. Calculation (simple operation) (20-2 / 55 × 1) + (19-2 / 55 × 2) + (18-2 / 55 × 3) + +(1-2/55×20)=? Quick answer, quick answer, quick answer No copying
- 9. (3.86-2.66 △ 0.7) × 1.5
- 10. Simple calculation of 3.6 * 0.75 / 3.6 * 0.75
- 11. Simple calculation: 5 + 6 + 7 + 8 + 9 + +100 Why can't we use Gauss's method: (5 + 100) × 95 △ 2
- 12. Simple calculation of 4 + 4 / 5 × (3 / 4 + 8 / 6) - 4 / 5 △ 2 / 9
- 13. 2 / 3-6 / 5 + 12 / 7-20 / 9 + 30 / 11-42 / 13 + 56 / 15
- 14. Simple calculation method of 7.8 * 5.6 + 3.9 * 8.8
- 15. Calculation: (1 + 19105) + (1 + 19105 × 2) + (1 + 19105 × 3) + +(1+19105×20)
- 16. 1 times 105 + 2 times 105 + 3 times 105.. + to 100
- 17. Calculation: (- 105) * [(- 1 / 3) + + 1 / 5) + + 1 / 7]
- 18. (3 / 4 × 0.75 + 3 / 4 × 0.25) △ 6 / 7 (simple calculation)
- 19. (1) 1.25 × 32 × 2.5 (2) 7.25-337 + 3.75-647 (3) 0.625 × 12.2-58 × 3.2 + 58
- 20. Simple calculation: 1 / 3 + 1 / 8 + 1 / 15 +. + 1 / 120