Amazing Grid
Last updated at October 10, 2025 by Teachoo
Transcript
Question 1 - Figure it out (Page 265) Try afresh, choose different numbers this time. What sum did you get? Was it different from the first time? Try a few more times!Let’s try again Let’s do this Now, First we chose –10, as black circle Then, we chose –2, as blue circle Then, we chose 4, as red circle Then, we only had 7 left. So, we chose 7, as purple circle Thus, Sum of numbers circled = –10 + (–2) + 4 + 7 = –(10 + 2) + (4 + 7) = –12 + 11 = –1