1 13/20
The sum of 4/20 and 2/13 is 23/65
4/20 + 2/13 = 26/130 + 20/130 = 46/130 = 23/65
13 plus -8 = 5 ... and -18 plus -2 = -20.
2 + 11= 13 13 +7 = 20 20 + 14 =34 so: 2 + 11 + 7 +14 = 34
56.
120 + 13 + 3 + 8 + 2 + 2 + 353 + 42 + 20 + 28 + 87 + 8 + 10 = 696
11/20
1/4 + 2/13 = 13/52 + 8/52 = 21/52
2 and 13/20
It is 2 13/18.
2+2+2+10+5+5+5+20+20+20+20+20+20=151