Uncategorized Archives - MATH NINJA, LLC

Free SAT Resources for Your Teen

Do you know a student that will be taking the new SAT? If you answer yes, encourage them to take advantage of the free SAT resources available through the College Board and Khan Academy. Before they take the test they should definitely

Real Life Math – Tricks to Calculate a Tip Mentally

I really enjoy spending time with friends over a shared meal. Today I thought I would share the math I use to calculate a tip mentally at some of my favorite restaurants. Since I eat out a lot, I get almost daily

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