The unit of weight known as a grain is 1/7000 of a pound.
An ounce contains 437.5 grains, so 4 ounces = 1750 grains.
Algebraic Steps / Dimensional Analysis4 oz*437.5 gr
1 oz=1,750 gr
4 crackers
There are 0.006857143 ounces in 3 grains.
90 grains is approximately 0.185 ounces
2,100 grains is 4.375 troy ounces.
555.0 grains equates to 1.156 troy ounces.
Seven ounces = 3,062.5 grains.
That is approximately 4.409 ounces
According to Google Calculator, 1.25 ounces of weight is equivalent to 546.875 grains.
2.0833 troy ounces next time just google "sterling silver 1000 grains"
4 ounces is 0.1134 of a kilo (11grams) 0.000125 of a tonne (UK) 1750 in grains from klm
Conversion: grains x 0.002286 = ounces
500 g = 17.64 oz