IB Mathematics SL Prep

Answer: 5/12 is .41666. The 6s repeat forever.

Key Takeaway: Things frequently come in dozens, so dividing by 12 in case interviews can be quite common.

1/12 = .083333
5/12 = .41666
7/12 = .58333
11/12 = .916666

There is a bit of a pattern in there, but we don’t think it’s helpful to try to use a pattern. Rather, just take the time to memorize these 4 decimals. The rest can be reduced.