Show what you know about number patterns. 1, Tap the add button. 2. Tap the drawing tool and write a number in the center box using the 120 chart if needed. 3. Using the drawing tool again, write the numbers that are 10 less, 10 more, 1 less and 1 more in the appropriate box. You may use your 120 chart to help find those numbers. 4. Tap the record button and explain your graphic organizer. For example: "I started with the number 35. One less than 35 is 34. One more than 35 is 36. Ten less than 35 is 25. Ten more is 45. I can use my 120 chart as a tool to see these number patterns. 5. Tap the check to add to your journal.