1
Speed Grid (×): Fill in each cell by applying the operation to the row and column headers. Row headers: [2, 7, 5, 6], Column headers: [7, 1, 10, 3] =
2
Speed Grid (+): Fill in each cell by applying the operation to the row and column headers. Row headers: [7, 5, 2, 1], Column headers: [4, 9, 10, 10] =