It is: 1.5+2.3 = 3.8
38
8 minus negative 15 is twenty three.23.you first add negative 15 + 8 and it is 23.that will give you the answer
23
21, 22 & 23 15, 16, 17 & 18
15 out of 23 = 15/23 in fraction
-15+-8=-23 -15*-8=120
23
38
8 minus negative 15 is twenty three.23.you first add negative 15 + 8 and it is 23.that will give you the answer
23
15, 17, 19, 21 and 23.
21, 22 & 23 15, 16, 17 & 18
15 out of 23 = 15/23 in fraction
15-23 = -8
45
15+15+15+15=60
20-12=8 so you add 8 more years so 15+8= 23 years old.