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21 Cards in this Set

  • Front
  • Back
I am seventy-nine.

Who is me times the number of sides in a circle?
79x0=0
I am twelve.

Who is one twelth of me?
1/12
I am thirty.

Who is me less the number of the century we are currently in.
30-21=9
I am one hundred.

Who's me divided in half?
50
I am thirteen.

Who is me times the prefix meaning of "tri"?
13x3=39
I am one.

Who is me times the number of years in a 3 decades?
1x30=30
I am nine.

Who is me plus the digits of the last year in the 1st century?
9+99=108
I am four.

Who's is me times the prefix meaning of "bi"?
4x2=8
I am ninety-nine.

Who is me divided by the number of angles in a triangle?
99/3=33
I am fifty.

Who's me divided by 10?
5
I am one hundred eight.

Who is me divided by the number in a pair?
108/2=54
I am five.

Who's me times the number of sides in an octagon?
5x8=40
I am forty-nine.

Who is me plus the number of states in the USA?
49+50=99
Starting Card:

I am zero. Who is me plus 10?
10
I am fifty four.

Who is me less the sides of a pentagon?
54-5=49
I am twenty-four.

Who is half of me?
24/2=12
I am thirty-three.

Who is me less 2 decades?
33-20=13
I am TEN.

Who's me times ten?
100
I am thirty-nine.

Who is me plus a century less 6 decades?
39+40=79
I am forty.

Who's is me divided by ten?
40/10=4
I am eight.

Who's me times the prefix meaning of "tri"?
8x3=24