How do you convert 21 grains to grams?

Answer 1

Easy to do. There are about 0.064 grams in one grain. Therefore, use this formula to convert grains to grams: grains x 0.064 = grams

• Your example: 21 grains x 0.064 = about 1.360 grams

Answer 2

To convert grains to grams, you can use the conversion factor of 1 grain is approximately 0.065 grams. Therefore, 21 grains is approximately 1.365 grams.

Answer 3

Multiply the number of grams by 1,000 to convert to milligrams, so 21 grams equals 21,000 milligrams.