What number is in the middle of 100 and 120

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243 To find the number that is in the middle of two given numbers, you need to calculate the average of those two numbers.

In this case, the two given numbers are 100 and 120.

To find the average, you add the two numbers together and divide the sum by 2.

(100 + 120) ÷ 2 = 220 ÷ 2 = 110

Therefore, the number in the middle of 100 and 120 is 110.