6.70% is of 100% as no other figure is given in your question.
Therefore, 6.70% of the whole of something (100%) is given below:
6.70÷100×100=6.70
80% of 670 = 80% * 670 = 0.8 * 670 = 536
23% of 670 = 23% * 670 = 0.23 * 670 = 154.1
670 + 1.7 percent = 670 x (1 + (1.7/100)) = 681.39
25% of 670 = 167.5
19% of 670 is 127.3
119 is 17.76% of 670.
33,500 = 50 x 670 335 = 50% of 670
94.93%
335
60.3
134
201