Find the greatest common factor of each pair of numbers.
25 and 140
For Exercises 16 - 23, list the common factors for each pair of numbers. Then find the greatest common factor for each pair.
16. 18 and 30 17. 9 and 25
18. 60 and 45 19. 23 and 29
20. 49 and 14 21. 140 and 25
22. 142 and 148 23. 84 and 105
2 answers
16-23