Question

Plzzz help me with thiss

Answer 1

Explanation:

rather than doing all of the sums, you should just learn the formula (for the pattern)

it is n(highest + lowest) where n is number of numbers

2

for example 2+3+4+5+6 = 20

5(6+2) = 20

2

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1+2+3+4+5+6+7+8 = 36

8(9) = 72/2= 36

2