188.05% is the change from 343 to 988
Calculation steps:
[( 988 - 343 ) ÷ 343] x 100 = 188.05%
Formula
Percentage change = [(988 - 343) / 343] x 100
Subtract the new number by the original number
988 - 343 = 645
645 ÷ 343 = 1.880466472303207
1.880466472303207 x 100 = 188.05%