You can
put this solution on YOUR website!You either have to convert everything to decimal or fractions
1/3, -1/4 , -2 and 5/10=-25/10
The common denomiator for all these is 60
20/60, -15/60,-150/60,60/60
60/60=1
-150/60,-15/60,20/60,60/60
-2.5,-1/4,1/3,1