Marco and his dad went strawberry picking. Together they collected strawberries that weighed 22 pounds. On the way back Marco ' dad found 30 more pounds of strawberries. Marco's strawberries now weighed 36 pounds.
Question: How much did his dad's strawberries weigh now?
Equation: ( ( 22.0 - 36.0 ) + 30.0 )
Answer: 16 (Addition)