Use rational approximations of irrational numbers to compare the size of irrational numbers, locate them approximately on a number line diagram, and estimate the value of expressions (e.g., π²).
Standard detail
CCSS.Math.Content.8.NS.A.2
Standard
Depth 2Parent ID: 853FD6BBCE094FBEB25114746B912EDDStandard set: Grade 8
Original statement
Quick facts
- Statement code
- CCSS.Math.Content.8.NS.A.2
- List ID
- 2.
- Standard ID
- 04D461BFA82F4A6B8BE363692A4B9F2C
- ASN identifier
- S2554368
- Subject
- Mathematics (2010-)
- Grades
- 08
- Ancestor IDs
- 853FD6BBCE094FBEB25114746B912EDD3EDFC843575B4B37A8888CA27603288D
- Exact matches
- Source document
- New Mexico Common Core State Standards for Mathematics (2010)
- License
- CC BY 3.0 US
- Dataset notes
For example, by truncating the decimal expansion of √2, show that √2 is between 1 and 2, then between 1.4 and 1.5, and explain how to continue on to get better approximations.