Carl jumped 11 5/12 feet in the long jump. Ben jumped 9 7/8 feet. How much farther did Carl jump than Ben?
1 answer:
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The first odd number is 1. The next is 2 more than the previous one.
It's an arithmetic sequence.
The general term of an arithmetic sequence:
a_n - n-th term
a_1 - first term
d - common difference.
We have
Substitute:
