It is best to try this out. Put one of an object, and one of another object, together, and see how many you get in total.
43
It is 77
23
-1
25
1 + 2 + 3 = 6
43
1 + 2 + 3 + 4.1 = 10.1
1 + 2 + 3 + 4.99 = 10.99
It is 77
23
-1
2 + 1 + 3 + 5 + 14 = 25
25
-3
The answer is: 3 and 1/2 plus 2 and 3/4 = 6 and 1/4
It is: 1/3 plus 1/3 = 2/3