1
Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [3, 10, 10, 10], Column headers: [4, 4, 7, 8] =
2
Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 1, 2, 7], Column headers: [7, 5, 8, 2] =