Missouri Learning Standards
MO.3.NF. Number Sense and Operations in Fractions
3.NF.A. Develop understanding of fractions as numbers.
3.NF.A.1. Understand a unit fraction as the quantity formed by one part when a whole is partitioned into equal parts.
3.NF.A.2. Understand that when a whole is partitioned equally, a fraction can be used to represent a portion of the whole.
3.NF.A.2a. Describe the numerator as representing the number of pieces being considered.
3.NF.A.2b. Describe the denominator as the number of pieces that make the whole.
3.NF.A.5. Recognize and generate equivalent fractions using visual models, and justify why the fractions are equivalent.
MO.3.GM. Geometry and Measurement
3.GM.A. Reason with shapes and their attributes.
3.GM.A.3. Partition shapes into parts with equal areas, and express the area of each part as a unit fraction of the whole.