A 60 minute lesson in which students will add and subtract fractions with the same denominator.
Common Core State Standards alignment
Grade 4 > Standards for Mathematical Practice > Number & Operations - Fractions > Build fractions from unit fractions > CCSS.MATH.CONTENT.4.NF.B.3
Understand addition and subtraction of fractions as joining and separating parts referring to the same whole. (CCSS.MATH.CONTENT.4.NF.B.3.A)