Solve word problems involving addition and subtraction of fractions referring to the same whole, including cases of unlike denominators, e.g., by using visual fraction models or equations to represent the problem. Use benchmark fractions and number sense of fractions to estimate mentally and assess the reasonableness of answers.
Standard detail
CCSS.Math.Content.5.NF.A.2
Standard
Depth 2Parent ID: 89DB00AD36014824847EBE83D78E1399Standard set: Grade 5
Original statement
Quick facts
- Statement code
- CCSS.Math.Content.5.NF.A.2
- List ID
- 2.
- Standard ID
- CF8736112A1D48BDBC831706077D69FB
- ASN identifier
- S11434F6
- Subject
- Common Core Mathematics
- Grades
- 05
- Ancestor IDs
- 89DB00AD36014824847EBE83D78E1399D1231310DFE401311CFB68A86D17958E
- Source document
- Common Core State Standards for Mathematics (2010)
- License
- CC BY 3.0 US
- Dataset notes
For example, recognize an incorrect result 2/5 + 1/2 = 3/7, by observing that 3/7 < 1/2.