Mastering Math Facts in an Intentional OrderThere are 121 addition facts from 0 to 10. When learning to state sums with automaticity, you should first master your doubles and sums that add to 10. From there, you can figure out the rest of the facts based on those 18 facts! This guide breaks down all the facts into a progression with chunks of 6 to 24 facts - much more manageable (and purposeful) than tackling all facts or starting with 1s and going to 2s, etc.It also notes the benchmarks for gra