1. (5 + 4) x 2 + 6 - (2 x 2) - 1
2. 9 x 2 + 6 - 4 - 1
3. 18 + 6 - 4 - 1
4. 24 - 4 - 1
5. 20 - 1
6. 19
Answer:

Step-by-step explanation:

The answer is A because 5 x 3/8 and 15 x 1/8 both equal 15/8.
She had $10 dollars and the 15 is far so you need to have only one estimate.