Brian is correct. Because when you add or subtract fractions with common denominators, it follows the rule of addition. The denominator stays the same and you simply need to get the sum of the numerators. It is pretty straightforward. For example:
Answer:
8
53
20
19
Step-by-step explanation:
C.) Are the same length
<u>How you know-</u>
No matter how long the rectangle is the diagonals always will measure the same length. Think about two sides of a square, they have to equal the same length because if they were not the same then the shape wouldn't be a square.
216.05 is the answer because you have to divide $4,321 by 100, and multiply that by 5.
Box B will be cheaper by .48, or 48 cents. Hope I helped! :)