assuming question means percent
300 = 100%
30 = 10%
90 = 30%
though 30 x 300 = 9,000
30 percentage of 300 = 9030% of 300= 30% * 300= 0.30 * 300= 90
10
300 x 30% = 90 ( 30% of 300 = 90)
300 - 30 = 270
30
5
300
30
The LCM is 300.
30% of $300 = 30% * 300 = 0.3 * 300 = $90
$90= 30%/100% * $300= 0.3 * $300= $90
30 cm is equal to 300 mm.