Answer
(a) 300% represents three times the whole, so the shortcut to finding 300% of a number is to multiply by 3.
(b) 300% of 50 is 150.
300% x 50 = $\frac{300}{100}\times50 = \frac{3}{1}\times50 = 150$
Work Step by Step
(a) 300% represents three times the whole, so the shortcut to finding 300% of a number is to multiply by 3.
(b) 300% of 50 is 150.
300% x 50 = $\frac{300}{100}\times50 = \frac{3}{1}\times50 = 150$