Sarah didn't think that they deserved division. She spend a lot of effort doing what to them?
Options:
- multiplication
- putting together
- times
- subtraction
- multiply
Let's think now! Step-by-step reasoning:
Putting together is to join its different parts to each other so that it can be used. Sarah didn't think that they deserved division. She spend a lot of effort doing putting together to them.
So, the final answer is putting together.