Answer:
310
Step-by-step explanation:
Find the average of the 2 numbers, by adding them and dividing the result by 2, that is
[tex]\frac{259+361}{2}[/tex] = [tex]\frac{620}{2}[/tex] = 310 ← middle number
Answer:
The number is 310
Step-by-step explanation:
361 - 259 = 102
102 divided by 2 is 51
259 + 51 = 310