Question

What is the percentage of calories from fat for a piece of pie that contains 300 calories and 12 grams of fat?

Answer 1

percentage of calories = ?
Fat = 12 grams
Total calories = 300
1 gram fat = 9 calories
to calculate calories convert gram into calories and then divide by total calories.
No. of calories = (12 x 9) / (300) = 0.36
So, percentage of calories = 0.36 x 100 = 36%