Relate counting to addition and subtraction (e.g., by counting on 2 to add 2).

Lesson Planning and Activity Resources

Math Playground.JPG
1.OA--Interactive games for Operations and Algebraic Thinking

Formative Assessment Lesson--Caterpillars and Leaves:
Represent and solve problems involving addition
Task from that...
  • Builds toward understanding of the place value system (1.NBT.B)
  • Engages students in several Standards for Mathematical Practice
  • Presents an application in an engaging setting
  • Encourages students to talk about each other's thinking
  • Improves students' mathematical understanding
  • Allows for group or individual work
very hungry caterpillar.jpg

Grade 1 Unit: Operations & Algebraic Thinking
(from Georgia Department of Education)
This unit addresses KCAS 1.OA.1-8 and 1.MD.4.