Week 16 & 17 ( 1/18 - 1/29 ) : Math Lesson : Tropic 10: Place value to 1,000 & three-digital subtraction and addition

https://quizlet.com/45430605/topic-10-place-value-to-1000-flash-cards/

https://quizlet.com/45430662/topic-11-three-_-digit-addition-and-subtraction-flash-cards/