Colorado Academic Standards (CAS)
CO.5.1. Number Sense, Properties, and Operations
5.1.1. The decimal number system describes place value patterns and relationships that are repeated in large and small numbers and forms the foundation for efficient algorithms. Students can:
5.1.1.b. Read, write, and compare decimals to thousandths. (CCSS: 5.NBT.3)
5.1.1.b.ii. Compare two decimals to thousandths based on meanings of the digits in each place, using >, =, and < symbols to record the results of comparisons. (CCSS: 5.NBT.3b)
5.1.4. The concepts of multiplication and division can be applied to multiply and divide fractions (CCSS: 5.NF). Students can:
5.1.4.e. Interpret multiplication as scaling (resizing). (CCSS: 5.NF.5)
5.1.4.e.ii. Apply the principle of fraction equivalence a/b = (n × a)/(n × b) to the effect of multiplying a/b by 1. (CCSS: 5.NF.5b)