How to solve this problem √363−3√27

Question

Need step by step instructions.

Thanks,
Kaai97

Answer 1

√363−3√27

The square root of 363 = 19.05

The square root of 27 = 5.2

3 * 5.2 = 15.6

19.05 - 15.6 = ?

Answer 2

2√108_√27+√363