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15 Cards in this Set

  • Front
  • Back
2, 4, 6, 8, ?
10
1, 4, 9, 16, ?
25
10, 7, 4, ?
1
6 more than my number is 12
6 + x = 12
18 less than my number is 12
x - 18 = 12
12 times my number is 144
12 * x = 144
2, 8, 32, ?
128
4, 20, 100, ?
500
400, 200, 100, ?
50
the difference between my number and 6 is 8
x - 6 = 8
14, 16, 19, 21, 24, 26, 29, ?
31
the sum of my number and 5 is 21
x + 5 = 21
the product of my number and 5 is 21
x * 5 = 21
100, 200, 400, 900, ?
1600
9, 18, 27, ?, 45, 54, 63
36