What should come in place of question mark (?) in the following question?
\(27\frac{1}{2} + 15\frac{3}{4} - 12\frac{2}{5} + 18\frac{4}{5} = ?\)
1
\(49\frac{{13}}{{20}}\)
2
\(48\frac{{13}}{{20}}\)
3
\(49\frac{{33}}{{20}}\)
4
49
What should come in place of question mark (?) in the following question?
\(27\frac{1}{2} + 15\frac{3}{4} - 12\frac{2}{5} + 18\frac{4}{5} = ?\)