CCSS.Math.Content.1.MD.A.2 1st Grade

Express the length of an object as a whole number of length units, by laying multiple copies of a shorter object (the length unit) end to end.

Measuring Length of School Supplies
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Practice CCSS.Math.Content.1.MD.A.2. Express the length of an object as a whole number of length units, by laying multiple copies of a shorter object (the length unit) end to end.