4/12 can be simplified, just see if they both can be divided by a number. (Let's say 2) 4 divided by 2 is 2, and 12 divided by 2 is 6. Therefore we have 2/6. BUT WAIT! We can simplify it further 2 divided by 2 is 1, and 6 divided by two is 3. So we have 1/3. An easier way? 4 is 1/3 of 12.
7/30 cannot be simplified.7/30 cannot be simplified.7/30 cannot be simplified.7/30 cannot be simplified.
It can not be simplified further.
It is simplified.
No it can not be simplified
10.9 cannot be simplified.
67.5 cannot be simplified.
it is already simplified
can not be simplified
That can't be simplified further.
What is 2.75 simplified
700 is already simplified
78 simplified is 78.