Grade 5 Lesson plan
Sandy Bluff Well Samples: A Grade 5 Fraction Division Lesson
A 50-minute grade 5 lesson where students divide unit fractions by whole numbers and whole numbers by unit fractions using a fictional well's sampling routine.
Common Core Math · Grade 5
5.NF.B.7 Divide unit fractions and whole numbers
Apply and extend previous understandings of division to divide unit fractions by whole numbers and whole numbers by unit fractions.
Why water teaches this standard well
Students divide a half-gallon of chlorine test solution evenly among four sample containers, or figure out how many one-third-cup scoops fit in two whole cups of treatment powder. Dividing with unit fractions here is the arithmetic behind splitting a small chemical dose into equal portions.
Materials tagged with this code are written to the full standard , and each carries a written note explaining the alignment. See how we review materials.
6 materials aligned to 5.NF.B.7
Lesson plans
Worksheets
Grade 5 Worksheet
The Dorsey Family's Filter Pitcher: Dividing by Unit Fractions
A grade 5 worksheet in which students divide whole numbers by unit fractions to decide how long a fictional family's water filter cartridge will last.
Grade 5 Worksheet
Tanglebrook Water Station: A Grade 5 Unit Fraction Worksheet
A grade 5 worksheet dividing whole gallons by unit fractions and unit fractions by whole numbers at a fictional town's dry-summer water station.
Grade 5 Worksheet
Willowbend Creek Rain Gauges: A Grade 5 Fraction Line Plot Worksheet
A grade 5 worksheet where students build a line plot from a fictional creek monitoring club's fractional rain-gauge readings, then divide a unit fraction among stations.
Math problem sets
Grade 5 Math problem set
Cattail Marsh Nature Center's Test Kit: Fraction Division Problems
A grade 5 problem set where a fictional nature center's water-testing club divides gallons and cups of testing supplies among wetland monitoring stations.
Classroom activities
Grade 5 Classroom activity
Merrowdale Lab Sample Splits: A Grade 5 Fraction Card Game
A grade 5 card game where teams match division sentences, models, and answers for a fictional lab that pours culture jars into small bottles and trays.