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Billy finished his history assignment in 1/4 hours. Then he completed he’s chemistry assignment in 1/3 hours. What’s the total amount of time bill spent doing these 2 assignments

Billy finished his history assignment in 14 hours Then he completed hes chemistry assignment in 13 hours Whats the total amount of time bill spent doing these 2 class=

Respuesta :

rodgersb2296

Answer:

7/12 of an hour

Step-by-step explanation:

you add them, by finding the common denominator.

1/3=4/12

1/4=3/12

3/12+4/12=7/12

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