Answer:
20
Step-by-step explanation:
The Greatest Common Factor (GCF) for 20 and 80, notation CGF(20,80), is 20. Explanation: The factors of 20 are 1,2,4,5,10,20; The factors of 80 are 1,2,4,5,8,10,16,20,40,80.
15
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Answer:
The answer would be <em>3</em><em>4</em><em>2</em>
Step-by-step explanation:
<em>Multiply </em><em>1</em><em>9</em><em> </em><em>by </em><em>1</em><em>8</em><em> </em><em>and </em><em>you </em><em>get </em><em>3</em><em>4</em><em>2</em>
Answer: It's 64 with no remainder
