If you want to build muscle as well as burn calories at a time, then you can go for high-intensity circuit training. So, here you basically elevate your heart rate and do not take too much of break between the sets.
. It can be with weight or without weight. Exercise such as push-ups, lunges, squats, deadlifts, rows, chest and shoulder presses, pull downs, pull-ups can benefit your abs, lower back and oblique.
Along with cardio workouts, you must also do weight training to build body muscles. If you a muscle mass then you will be able to burn more calories even if you are taking rest. At least twice or thrice a week one must engage himself in strength training .