1st Grade 1.MD.A.2 Math Measurement Data Printable Worksheet PDF. Common Core State Standard 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.
1st Grade 1.MD.A.2 Math Measurement Data Printable Worksheet PDF. Common Core State Standard 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.