-1 + 13 = 12
Plus 12 plus -13 plus plus 1 can be rewritten in mathematical terms as: 12+(-13)+1 or 12-13+1 12-13+1 =-1+1 =0
13
It is: 13/15 plus 1/13 = 184/195
98
13+(-12) = 1
26
1/(radical 13 plus 10)
It evaluates to: 12+(-1)+(-1)+3 = 13
It is 3/13.
13
8 + 16 - 8 + 4 + 13 = -1
13...... 9 plus 5 equals 14...... 14 minus 1 equals 13