Math questions

Question

a butcher has a large piece of beef. he cuts and sells 6 portions. each has a mass of 10 kilograms. he has 2 kilograms left. find the total mass of beef the butcher had at first.

Answer 1

did you try this at all?  6 portions, 10 kg each, plus 2 kg left over.

 

Can you add up all of this??