Lesson 2: Halves and Quarters
Introduction to Fractions Unit Plan - Year 1 and Year 2 | Lesson 2 | 60 minutes
A 60 minute lesson in which students will identify halves and quarters.
Common Core State Standards alignment
Grade 1 > Standards for Mathematical Practice > Geometry > Reason with shapes and their attributes > CCSS.MATH.CONTENT.1.G.A.3
Partition circles and rectangles into two and four equal shares, describe the shares using the words halves, fourths, and quarters, and use the phrases half of, fourth of, and quarter of. Describe the whole as two of, or four of the shares. Understand for these examples that decomposing into more equal shares creates smaller shares.
Grade 2 > Standards for Mathematical Practice > Geometry > Reason with shapes and their attributes > CCSS.MATH.CONTENT.2.G.A.3
Partition circles and rectangles into two, three, or four equal shares, describe the shares using the words halves, thirds, half of, a third of, etc., and describe the whole as two halves, three thirds, four fourths. Recognize that equal shares of identical wholes need not have the same shape.