Make sure and warm up first at least 5 minutes on the treadmill.
5 minute jog/sprint intervals. (jog for 1 minute and spring for 30 seconds until you hit 5 minutes)
Russian twists on stability ball- 45 reps
Leg raises- 45 reps
Plank- 1 minute
V-ups- 15 reps
5 minute Jog/sprint interval
Bicycles- 45 reps
Heel touches- 45 reps
Plank- 1 minute
5 minute jog/ sprint interval
I finished this twice, it was hard but you got this. If you want a real challenge try to finish it three times?