Click to add response Watch the video to see what happens in the make 10 strategy. (Trick of the 9s) Think about the answer when it’s red. Say it out loud when it’s green. Move to the next slide and show me you can add nine to a number. Click on the ▶️ and ⏸ to roll the dice. Add the number you roll to the 9 by using the tool to move the numbers into the equations.