🔢Math Standard
4th Grade Measurement Conversion
Convert larger units to smaller units — feet to inches, kilograms to grams, hours to minutes — by multiplying.
4th Grade 18 min
✓ Answer key
4th Grade · Math
4th Grade Measurement Worksheets
Fourth graders learn to convert between units of length, mass, and capacity, find perimeter and area, and solve measurement word problems. These free printable 4th grade measurement worksheets cover customary and metric units with plenty of real-world context — measuring a desk, packing a suitcase, or fencing a garden. Answer keys are included, and the easy, standard, and challenge tiers support differentiated practice.
Reviewed by ClassReady Editorial Team Last updated August 2026
Before this skill
- Measuring with a ruler to the nearest inch or centimeter
- Perimeter and area of rectangles
- Reading a measurement scale
Common mistakes to watch for
- Converting with the wrong factor (mixing feet/feet vs. inches per foot)
- Using area for perimeter and vice versa
- Reading the wrong tick mark on a ruler or scale
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Frequently Asked Questions
What measurement skills do 4th graders learn?
Fourth graders convert within a given measurement system (e.g., inches to feet, grams to kilograms), solve measurement word problems, and apply perimeter and area formulas to rectangles.
How do students keep conversions straight?
Use the unit factor: 12 inches in a foot, 3 feet in a yard, 100 centimeters in a meter. Decide whether the answer should be larger or smaller, then multiply or divide by the factor.
Are these measurement worksheets free and printable?
Yes. Every worksheet is a free, printable PDF with an answer key, and no sign-up is required.