Answer:
104.5
Explanation:
189-20=`169
169 divide 2 = 84.5
84.5+20= 104.5
Hope this help :)
To get the middle number between 20 and 189, we simply add the two numbers together and divide the result by 2 as shown below.
Middle number = (20 + 189)/2 = 104.5
Therefore, the middle number between 20 and 189 is 104.5
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