1 4 7 10 13 Add 3 4 6 9 13 18 DRAG AND 3 6 10 15 21 Multiply

Last updated: 1/11/2023

1 4 7 10 13 Add 3 4 6 9 13 18 DRAG AND 3 6 10 15 21 Multiply by 3 6 9 12 15 18 CLEAR 3 9 27 81 243 Neither