As far as I can see you have gotten the majority of them right.
The only one I see, is the last number on the 4th row from the bottom.
11
x11
------------
121 not 132.
I hope this Helps! :)
Answer:
Step-by-step explanation:
21+10=31-2=29
Answer:
5:1
Step-by-step explanation:
Originally the ratio is 20:4
but then it is simplified to 10:2
then 5:1