Curated OER
Counting by 3s, 4s, and 5s
Skip count along the mushrooms to complete these number sentences which give young scholars an introductory look at addition and subtraction. Starting from five double-digit numbers, they subtract or add by threes, fours, and fives to...
Curated OER
Dividing by 3's
Third graders review and practice strategies for solving division problems. In this division by 3's lesson, 3rd graders play games, use an interactive whiteboard, create flashcards, and solve word problems.