There is no unit "FR", so you can't convert it to mm or inches.If you mean feet (ft), then 43 ft is 13,106 mm or 516 inches.
There are 516/3 = 172 yards
516 inches is 43 feet.
There are 100 centimetres in one metre. Therefore, 516 centimetres is equal to 516/100 = 5.16 metres.
There are 1000 metres in one kilometre. Therefore, 516 kilometres is equal to 516 x 1000 = 516000 metres.
13 goes into 516 39 times, with a remainder of 9.
There are 2.54 centimetres in one inch. Therefore, rounded to two decimal places, 516 centimetres is equal to 516/2.54 = 203.15 inches.
6192
516
To convert 516 to percent multiply by 100:516 × 100 = 51,600 %
516
That is 516 eggs