Helen the hippo and her friends are preparing for thanksgiving at Helen's house. Helen baked 519 chocolate chip cookies and 300 raisin cookies yesterday. And she baked 280 raisin cookies and 359 chocolate chip cookies this morning.
Question: How many more raisin cookies did Helen bake yesterday compared to today?
Equation: ( 300.0 - 280.0 )
Answer: 20 (Subtraction)