SLJrxs8m
1.0
CCSS.Math.Content.2.OA.C.3
Determine whether a group of objects (up to 20) has an odd or even number of members, e.g., by pairing objects or counting them by 2s; write an equation to express an even number as a sum of two equal addends.
89
2020-12-17T17:26:55.291689Z
2020-12-17T17:26:55.291724Z
4