Zahra received 1/3 * $450 = $<<1/3*450=150>>150 less money from the sale of her craft at Etsy.
The total amount of money that Zahra sold her handmade crafts for is $450 - $150 = $<<450-150=300>>300
Kimmie saved 1/2 * $450 = $<<1/2*450=225>>225 of her earnings into the joint savings account.
Zahra saved 1/2 * $300 = $<<1/2*300=150>>150 of her earnings into the joint savings account.
Together, they have $225 + $150 = $<<225+150=375>>375 in the savings account.
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