1
Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 9, 8, 6], Column headers: [6, 4, 9, 5] =
2
Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [4, 4, 1, 10], Column headers: [8, 5, 9, 1] =