Math topic中文

Number array diagrams

Fill numbers into a figure so that each line has equal sums; key: overlap value = (line sum x lines - total) / extra counts.

Practice questions

  1. 1Each of the points AAA, BBB, CCC, DDD, EEE, and FFF in the figure below represents a different digit from 1 to 6. Each o…
  2. 2The grid below is to be filled with integers in such a way that the sum of the numbers in each row and the sum of the nu…