Question

2. Emily spent 4 1/2 hours cleaning her room. Aubrey spent 2 3/5 hours cleaning her room. a. How much longer did Emily spend cleaning her room?

Answer 1

Answer:

Emily spent 1 9/10 longer cleaning her room

Step-by-step explanation:

The difference between the number of hour Emily and Aubrey spent cleasing is how much longer Emily spent.

4 1/2 = 9/2, and

2 3/5 = 13/5

So

4 1/2 - 2 3/5 = 9/2 - 13/5

= (45 - 26)/10

= 19/10

= 1.9

OR

1 9/10