Question
PSLE
At first, Leah had a total of 82 purple and brown balloons. 15 brown balloons burst. She then increased the number of purple balloons by 70%. After that, Leah had a total of 102 balloons. How many brown balloons did she have at first?
3 m

Click button first when a symbol is required. X

PSLE
At first, Leah had a total of 82 purple and brown balloons. 15 brown balloons burst. She then increased the number of purple balloons by 70%. After that, Leah had a total of 102 balloons. How many brown balloons did she have at first?