Do the calculations for the second grid above and find the border sum. - Hollow Integer Grid

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Question 1 - Figure it out (Page 263) Do the calculations for the second grid above and find the border sum.Here Sum of top row = 5 + (–3) + (–5) = (–3) Sum of bottom row = (–8) + (–2) + 7 = (–3) Sum of left column = 5 + 0 + (–8) = (–3) Sum of right column = (–8) + (–2) + 7 = (–3) Thus, Border sum of 2nd grid is (–3)

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