Measure to the nearest whole unit
3rd Grade Math practice: A leaf reaches the 9-centimeter mark on a ruler. How long is the leaf. Part of time and money (Time and money).
~10 min
Line up the object with the zero mark on the ruler.
Starting at Zero
To measure length correctly, always line up the very end of your object exactly with the zero mark on the ruler.
💡 Do not start measuring from the very edge of the plastic ruler, because the zero mark is usually set in from the edge.