1st Grade Math Lessons
Free 1st grade math lessons, made and shared by real teachers. Use them, adapt them for your class, and see Field Notes from classrooms that taught them.
Lessons
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- 1.OA.1Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together.
- 1.NBT.2Understand that the two digits of a two-digit number represent amounts of tens and ones.
- 1.NBT.4Add within 100 using concrete models or drawings and strategies based on place value.
- 1.MD.1Order three objects by length; compare the lengths of two objects indirectly.
- 1.G.1Distinguish between defining attributes versus non-defining attributes of shapes.