human
Maddison has 5 boxes with 50 marbles in each box. Then she gets 20 marbles from her friend. How many marbles does she have now?
assistant
How many marbles does Maddison have from her boxes? ** Maddison has 5 x 50 = <<5*50=250>>250 marbles from her boxes.
How many marbles does Maddison have now? ** So she has a total of 250 + 20 = <<250+20=270>>270 marbles now.
#### 270