Question

Anthony cut a piece of metal that weigh 2700 grams Diane cut a piece of metal that weighs 3200 grams how much heavier was Diane peace in kilograms

Answer 1

2700 grams is 2.7 kilograms 
3200 grams is 3.2 kilograms 
3.2-2.7=.5 kilograms 
Hope this helped!