How Much Longer? (Length Difference) Worksheets for 2nd Grade
Measure two bars, then subtract to find how much longer or shorter one is. 15 free printable worksheets, each with an answer key.
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Click a worksheet to open the PDF, or grab the matching answer key. Every sheet prints on one page.
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How Much Longer? (Length Difference): what children learn
Finding how much longer one object is than another uses subtraction with measurements, like 9 - 5 = 4. Kids measure with rulers first, then subtract.
How Much Longer? (Length Difference): worked example
Bar A is 9 inches long and bar B is 5 inches long. How many inches longer is bar A than bar B? 4 in
9 - 5 = 4, so bar A is 4 inches longer.
How Much Longer? (Length Difference): a common mistake to watch for
Kids sometimes add the two lengths instead of subtracting them.
How Much Longer? (Length Difference): how to help at home or in class
Cut two paper strips of different lengths and measure each one. Line them up with their left ends together and mark where the shorter strip stops; the leftover piece is the difference. Measure that piece, then check that the subtraction gives the same number. Make up stories about a ribbon and a scarf. Once your child subtracts without needing the strips to check, mixed word problems come next.
What is on these How Much Longer? (Length Difference) worksheets
This set has 15 different worksheets for 2nd grade, with 3 questions on each and a matching answer key for every sheet. The instruction printed on each worksheet is: “Measure both bars with the rulers. Then subtract to find the difference.”
Every answer on every sheet is checked by a separate program before the worksheet is published. How we check answers