6873604
Description
Flashcards by sara martinez, updated more than 1 year ago
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Created by sara martinez
over 7 years ago
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| Question | Answer |
| is 780 divisible by 10? show your work. | yes // 78 |
| out of 2, 3, 5, 6, 9 & 10, which number is divisible by 425? show your work. | 425 is divisible by 5 |
| out of 2, 3,5, 6, 9 & 10, which number is divisible by 297? show your work. | 297 is divisible by 3 & 9 |
| list all positive factors of 86 | 1, 2, 43, 86 |
| what are the prime-power factorization for 80? | 2 to the power of 4 x 5 |
| what are the prime-power factorization for 54? | 2 x 3 to the power of 3 |
| what is the greatest common factor of 105 & 75? write them out. | 105: 1, 3, 5, 7, 15, 21, 35, 105 75: 1, 3, 5, 15, 25, 75 greatest common factor - 15 |
| what is the greatest common factor of 140 & 80? write them out. | 140: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140 80: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80 greatest common factor - 10 |
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