In order to subtract fractions, you need the denominators (bottom number) to be the same. 
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2 minutes is how many seconds
2 answers:
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Start by setting up a factor tree for each number.
Factor in anyway that you'd like.
At the end, circle all prime numbers.
Remember, prime numbers are numbers
with only 2 factors, 1 and the number itself.
Now write these factors in least to greatest
multiplying them separate rows.
Circle factors they have in common.
Since 3 pairs of two's match up, multiply by 2 three times to get 8.
So the GCF is 8.
Answer:
<h2>D. 3</h2>Step-by-step explanation:
Mark points in the coordinate system.
Lead a line through these points.
Read x-intercept.
