Margo donated $4300 to Jayden's fundraising campaign. If Julie donated $4700 to Jayden's campaign, What's half the difference in the amount they contributed?
If Julie donated $4700 to Jayden's campaign, and Margo donated $4300, the difference in their contribution is $4700-$4300=$<<4700-4300=400>>400
Half the difference in the amount they contributed is 1/2*$400=$<<1/2*400=200>>200
#### 200