Okay add 78 and 66. Then add 96 and 108. It should be 144 by 204. I know math is hard, but when you work at it you can do amazing things! I hope that helps you.
Answer:
the answer to this question is 245
Step-by-step explanation:
n+134=379
-134 -134
n=245
Well 5+2 is 7 and 51/2+21/7 is 57/2