Grade 2 Worksheet
Gorse Hollow's Rain Barrel Log: A Grade 2 Three-Digit Worksheet
A garden club's three-month rain barrel log gives grade 2 students ten problems adding and subtracting three-digit gallon totals within 1000.
Common Core Math · Grade 2
2.NBT.B.7 Add and subtract within 1000 using place value
Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method.
Why water teaches this standard well
Students add three-digit gallon totals from a school's weekly water-use log, composing new hundreds the way a meter reading composes a new hundred-gallon mark. Working with numbers this size prepares students for the four-digit water bills and reservoir counts of grade 4.
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6 materials aligned to 2.NBT.B.7
Worksheets
Grade 2 Worksheet
Quill Creek Cleanup Count: A Grade 2 Place-Value Worksheet
Grade 2 students add and subtract three-digit litter counts from Quill Creek's cleanup day bins, using place-value strategies to work within 1000.
Math problem sets
Grade 2 Math problem set
Water Deliveries to Quillmoor Crossing: A Grade 2 Problem Set
A town's well pump is down for a week, and eight linked problems track the cases of water delivered each day against a 200-case goal.
Grade 2 Math problem set
Filling Ironbridge's Park Tank: A Grade 2 Running-Total Problem Set
Grade 2 students track gallons pumped into a small park water tank hour by hour, adding and subtracting three-digit running totals within 1000 to reach a fill goal.
Grade 2 Math problem set
The Tanaka Family's Refill Challenge: A Grade 2 Money Math Set
A grade 2 math problem set where a fictional family compares bottled-water costs to a reusable bottle's price using addition, subtraction, and money in cents and dollars.
Classroom activities
Grade 2 Classroom activity
Bramblewick's Drip Cards: A Grade 2 Make-100 Matching Game
Ten cards show the cups a leaky fixture wastes in a day, and groups hunt for the five pairs that add to exactly 100 cups, one full jug.