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Rodrigo practiced playing the guitar 15 1/3 hours over the past 3 weeks. He practiced for 5 1 /4 hours during the first week and 4 2/3 hours during the second week. The equation that represents the problem is

Respuesta :

Add up the sum and divide.

Practice Chart
1st Week: 6.25 Hours
2nd Week: 4.66 Hours
3rd Week: 15.33 - (1st Week + 2nd Week)

Solve:
6 1/4 + 4 2/3 = 10 8/12 or 10 2/3

15 1/3 - 10 2/3
14 4/3 - 10 2/3
4 2/3 hours practiced third week


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