To convert hundredweight to kilogrammes multiply by 50.80235. I've generated some hopefully helpful examples randomly below, as with most random sentences please excuse the repetitive and occasionally comic outcomes.
You have 560 hundredweight of sugarbeet but you need to know how many kilogrammes that is. To get the answer multiply by 50.80235 which gives you 28449.32 kilogrammes.
How many kilogrammes of rye are there in 80 hundredweight? Just multiply by 50.80235 to get the answer of 4064.188 kilogrammes.
You've got 860 hundredweight of onions but someone only wants to buy that in units of kilogrammes, to change the units multiply by 50.80235. Now you have 43690.02 kilogrammes.
In 420 hundredweight of oats there are 21336.99 kilogrammes, to achieve this take 420 and just multiply by 50.80235.
To convert 610 hundredweight into kilogrammes multiply by 50.80235 giving 30989.43 kilogrammes.