Common Core: 1.MD.A.2
Problem 23 of 27g1-023
Leo measures a pencil and a crayon with cubes, end to end with no gaps. How many cubes long is the pencil?
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Solution walkthrough0:43
- Leo lays cubes along the pencil, end to end, with no gaps.
- Count the cubes: 1, 2, 3, 4, 5, 6, 7. The pencil is 7 cubes long.
- The crayon is shorter: just 3 cubes. We want the pencil, so the answer is 7.
- Count the cubes, not the lines between them. Super measuring!