Grade 1 Math 3.11, Add 3 numbers (compatible numbers)

First published at 13:05 UTC on March 27th, 2018.

How we can use compatible numbers when adding 3 addends. Adding in any order to add easier numbers first. Grouping addends, reviewing the strategies we have learned so far, writing an addition sentence to fit a word problem, write missing addends,...

SensitivityNormal - Content that is suitable for ages 16 and over