Its simple to get this achievement, watch this video and follow these steps:Supersonic Achievement
1 - Highlight all your numbers.
2 - When number appears you have on the card, unmark it.
3 - Wait until you have 7 numbers unmarked..
4 - Press the power up bar.
5 - Click on all the unmarked numbers.
6 - Press the power up bar again.
7 - Achievement Unlocked - Supersonic -- Enjoy.Thank You