- CCSS Math 1.OA.A: Represent and solve problems involving addition and subtraction. (106)
- CCSS Math 1.OA.B: Understand and apply properties of operations and the relationship bet... (69)
- CCSS Math 1.OA.C: Add and subtract within 20. (114)
- CCSS Math 1.OA.D: Work with addition and subtraction equations. (87)
- CCSS Math 1.NBT.A: Extend the counting sequence. (51)
- CCSS Math 1.NBT.B: Understand place value. (95)
- CCSS Math 1.NBT.C: Use place value understanding and properties of operations to add and ... (69)
- CCSS Math 1.MD.A: Measure lengths indirectly and by iterating length units. (33)
- CCSS Math 1.MD.B: Tell and write time. (36)
- CCSS Math 1.MD.C: Represent and interpret data. (40)
- CCSS Math 1.G.A: Reason with shapes and their attributes. (99)