19*******************************(10 + 19 = 29) 29 / 2 = 14.5
The number halfway between 7 and 31 is 19.
22 is halfway between 19 and 25 because 19+3=22, and 22+3=25.
19/20 minus 3/10 = 13/20
9 - (-10) = 9 + 10 = 19
19 minus 6 equals 13.
17.5
19
It is 15
It is: 19 minus 1.9 = 17.1
15
It is: 27