1. Subtract7/9-(-13/18)=3/2?
2. divide -12/0= indeterminate form?
3. Perform the indicated operation this problem looks like a fraction 11-6/7-7=5/0 or undefined?
2. divide -12/0= indeterminate form?
3. Perform the indicated operation this problem looks like a fraction 11-6/7-7=5/0 or undefined?