A: b = 7:4
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3/9 reduces to 1/3 (divide both parts by the GCF 3)
Then use long division to divide 1/3
See attached of what I mean
Which is why
The '3's in 0.333 will go on forever
Then use long division to divide 1/3
See attached of what I mean
Which is why
The '3's in 0.333 will go on forever