The student must be able to describe the length of an object to the nearest whole unit using a number and a unit. Students must also be able to explain and justify their mathematical ideas and solutions.
Trey and Tate both measured a new pencil with their color tiles. Trey said it was about 8 color tiles in length. Tate said it was only 7 color tiles. Who was correct and how do you know?
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1.7 Geometry and measurement. The student applies mathematical process standards to select and use units to describe length and time. The student is expected to:
(D) describe a length to the nearest whole unit using a number and a unit; and