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At a science museum, Julia compares the length of a T-rex tooth and a crocodile tooth. The T-rex tooth is 7/12 foot long. The crocodile tooth is 1/4 foot long.What expression can be used to find how much longer the T-rex tooth is than the crocodile tooth?
Choose 1 answer:
A. 7/16 -3/16
B. 7/12-3/12
C. 7/16-1/16
D. 7/12-1/12

Respuesta :

cookiedino

Answer:

B. 7/12-3/12

Step-by-step explanation:

make 1/4 to have the same denominator as 7/12

1/4=?/12

1×12=12

12/4

3

3/12

7/12-3/12

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