Answer:
243
Step-by-step explanation:
you just add
7/8 / 11/12. First get the reciprocal of 11/12 (which is 12/11). Then multiply by the reciprocal. 7/8 * 12/11 = 84/88
don't forget to simplify
21/22
Answer: $45
Step-by-step explanation:
15/4 = 3.75
Each shirt costs $3.75
3.75 * 12 = 45
Answer:
n > 4
Step-by-step explanation:
Add 1 to both sides
n > 4
Sometimes you have to simplify fractions after doing arithmetic with them. Cross-cancellation is a simplification that can be done before. simplifying before means when you do multiply, you'll have smaller numbers, and smaller numbers are easier to work with.