SAT Math: A Game of Sequence (continued)
Topics: Math, Test Prep, High School
2, 4, 6, 8, 10 … “Multiples of 2”
1, 4, 9, 16, 25 … “The squares: 12, 22, 32, 42, 52, etc.
1, 8, 27, 64, 125 … “The cubes: 13, 23, 33, 43, 53, etc.
5, -10, 15, -20, 25 … “Multiples of 5, with alternating signs.”
4, 12, 36, 108, 324 … “Multiply each term by 3”
1, 1, 2, 3, 5 … “Add the previous two terms (Fibonacci)
1, 2, 4, 8, 16 … “Powers of 2: 20, 21, 22, 23, 24, etc.”
3x + 1, 6x + 2, 12x + 4, 24x + 8, 48x + 16 … “Double the previous term.”
1, 2, 2, 4, 8 … “Multiply the previous two terms.”
Extension:
If your student is a visual learner, you may want to copy the patterns using large writing. That way, you can unveil the numbers one at a time for him to see, in addition to hearing them.
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Cindy Donaldson, BS Mathematics, taught Math, Business, and Computer Science at Menlo-Atherton High School for seven years. She has also worked as a tutor for SAT and SAT II test preparation. She is the mother of two young daughters.
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