2nd grade · Math · Unit 13 of 16
Inches, Feet & Yards
Measure and estimate length
What your child practices
Measuring and estimating length in inches, feet and yards (and centimeters and meters), and finding how much longer one thing is than another.
Maine Learning Results learning standard: 2.MD.A.1; 2.MD.A.3; 2.MD.A.4; 2.MD.B.5 · measuring and estimating lengths in inches, feet, centimeters and meters, and solving length problems
How we explain it
Children can open this short lesson before they practice.
- An inch is about the width of a quarter.
- 12 inches make 1 foot. 3 feet make 1 yard.
- To find how much longer, subtract the shorter length.
Example: A ribbon is 14 inches. A string is 9 inches. How much longer is the ribbon? 14 − 9 = 5. Answer: 5 inches
Inches, Feet & Yards in Maine
In the Maine Learning Results, this is unit 13 of 16 in 2nd grade Math, after Five-Minute Clock and before Arrays.
Gradelings describes a child's practice on this unit as Beginning, Approaching, Meeting or Exceeding (Four practice steps). That reflects practice, not a report-card mark: the teacher decides the mark.
Source: Maine Department of Education
Sample questions
A taste of this unit. In the app, questions change every time and get easier or harder to match your child.
Question 1
How many inches make 1 foot?
- 10
- 12
- 36
- 3
12
Hint: A foot is 12 inches. A yard is 3 feet. A meter is 100 centimeters.
Question 2
A snake is 77 inches long. A worm is 70 inches long. How much longer is the snake?
- 17 inches
- 7 inches
- 147 inches
- 6 inches
7 inches
Hint: Find the difference: 77 − 70.
Question 3
Which unit is best for the length of an eraser?
- yards
- inches
- feet
inches
Hint: Small things: inches. Bigger things: feet or yards.
Question 4
About how tall is a kitchen table?
- 3 inches
- 30 feet
- 3 feet
3 feet
Hint: An inch is about the width of a quarter. A foot is a long ruler. A yard is about one big step.
Question 5
Lena jumped 30 inches. A friend jumped 30 inches farther. How far did the friend jump?
- 60 in
- 0 in
- 70 in
- 50 in
60 in
Hint: 30 + 30 = ?
Question 6
The dots mark the ends of a glue stick on an inch ruler. How long is it?
- 5 in
- 3 in
- 6 in
- 4 in
4 in
Hint: Start at 0 and count the inches to the other dot.