Generally, 3000 skipping ropes take about 1 hour (including warm-up time, rest time and relaxation time). If the initial weight is about 70kg, the calories consumed are about 880kcal.

It can consume about 7700kcal; Once every nine days; According to the general calculation method, it is equivalent to consuming 1kg of fat.

Then in 30 days, you can consume about 3kg-4kg of fat.

Your weight is only 45kg, which is not high, so skipping will consume less calories, and there is not much fat at present. It is estimated that after 1 month, you can lose 1-2 Jin of fat, and then you will enter the platform period-your weight will remain the same, but your physique will be strengthened.