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41 Cards in this Set

  • Front
  • Back
13 x 1 =
13
13 x 2 =
26
13 x 3 =
39
13 x 4 =
52
13 x 5 =
65
13 x 6 =
78
13 x 7 =
91
13 x 8 =
104
13 x 9 =
117
13 x 10 =
130
13 x 11 =
143
13 x 12 =
156
13 x 13 =
169
13 x 14 =
182
13 x 15 =
195
13 x 16 =
208
13 x 17 =
221
13 x 18 =
234
13 x 19 =
247
13 x 20 =
260
260 / 13 =
20
247 / 13 =
19
234 / 13 =
18
221 / 13 =
17
208 / 13 =
16
195 / 13 =
15
182 / 13 =
14
169 / 13 =
13
156 / 13 =
12
143 / 13 =
11
130 / 13 =
10
117 / 13 =
9
104 / 13 =
8
91 / 13 =
7
78 / 13 =
6
65 / 13 =
5
52 / 13 =
4
39 / 13 =
3
26 / 13 =
2
13 / 13 =
1
When is a number divisible by 13 ?
A number is divisible by 13 when the product of the units digit X 4 + all remaining digits equals a number that is divisible by 13 with no remainder.

Ex. 273 is divisible by 13 because 3 x 4 = 12, 12 + 27 = 39. 39 is divisible by 13 with no remainder.