CA CCSS for Math

Numbers and Operations - Fractions

• 3.NFA.1 – Understand a fraction as 1/b as the quantity formed by 1 part when a whole is partitioned into b equal parts; understand a fraction a/b as the quantity formed by a parts of size 1/b.
• 3.NFA.2 – Understand a fraction as a number on the number line; represent fractions on a number line diagram.
• 3.NF.3 – Explain the equivalence of fractions in special cases and compare fractions by reasoning about their size using visual fraction models, number lines, and comparison symbols.

Geometry

• 3.G.A.2 – Partition shapes into parts with equal areas and express area of each part as a unit fraction of the whole.

Math Practice 5

Mathematically proficient students are able to identify relevant external mathematical resources, such as digital content located on a website, and use them to pose or solve problems. They are able to use technological tools to explore and deepen their understanding of concepts.