Answer:
1. Johnny is wrong. 6 3/8 converted to a decimal is 6.375.
2. 0.35 (Terminating)
3. 0.77 with a bar on top of the 7 I don't know how to show it (Repeating)
Explanation:
1. He's wrong. It's 6.375
2. 0.36, terminating
3. 0.7, repeating
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