Deepa has \(₹\)762. She spends \(₹\)150 on groceries. Then she divides the remaining amount equally among her 3 children. Each child spends \(₹\)20 from their share. Write an expression to find how much money each child has left. Also, find the amount that each child has left.
 
Expression:
 
Amount left with each child \(=\) \(₹\)