Differences	Find The nTerm	Ratios	Formulas	Sequence or Not
100 +5 Find the difference: 2,7,12,17,22	100 40 Find the 9th term 4,8,12,16,20	100 x 6 Find the ratio: 5, 25, 125, 625, 3125	100 9+(n-1)1=an 9,8,7,6,5,4	100 Not a sequence 2,4,6,8,12
200 +13 Find the difference: 56,69,82,95,108	200 324 Find the 18th term 2,4,8,16,32	200 x 5 Find the ratio: 36, 216, 1296, 7776	200 1/2 x (1/2)^(n-1)=an 1/2, 1/4, 1/8, 1/16, 1/32	200 sequence 112, 113, 114, 115, 116
300 +1/4 Find the difference: 2, 9/4, 20/8, 11/4, 3	300 158 Find the 25th term 8,14,20,26,32	300 / 3 Find the ratio: 1332, 444, 148, 49.3333, 16.444	300 22+(n-1)-3=an 22,19,16,13,10	300 sequence 4987, 4997,5007,5017
400 -25 Find the difference: 114,89,64,39,14	400 0.78125 Find the 8th term 100,50,25,12.5, 6.25	400 x 1 Find the ratio: 325,325,325,325	400 2187 x (1/3)^(n-1)=an 2187, 729, 243, 81, 27	400 Not a sequence 426, 431, 436, 445, 450
500 -3/2 Find the difference: 7, 5.5, 4, 2.5, 1	500 262,144 Find the 25th term -4,-9,-14,-19,-24	500 x 0 Find the ratio: 3567,0,0,0,0,	500 150+(n-1)11=an 150, 161, 172, 183, 194	500 sequence 1,2,3,4,5

Jeopardy: Sequences edition

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