Posted by Adian on .
1. Subtract7/9(13/18)=3/2?
2. divide 12/0= indeterminate form?
3. Perform the indicated operation this problem looks like a fraction 116/77=5/0 or undefined?

Math 
PsyDAG,
1. 7/9  (13/18) = 14/18 + 13/18 = 17/18 ≠ 3/2
2 & 3. 12/0 and 5/0 are undefined.
http://mathforum.org/dr.math/faq/faq.divideby0.html