warm up with cardio
10 squats, 10 pushups, 10 situps
9 squats, 9 pushups, 9 situps
.....
1 squat, 1 pushup, 1 situp
squat: below parallel
pushup: go all the way down until your body is on the floor, then push up
sit up: feet touching (butterfly style) lay flat, then touch your hands to your feet