Yolanda s sunflower plant was 64.34 centimeters tall in July.During August,the plant grew 18.2

Part A
Estimate the height of Yoland's plant at the end of August by rounding each value to the nearest whole number.Will your estimate b less than or greater than the actual height?Explain your reasoning.

Part B
What was the exact height of the plant at the end of august?Was the estimate less than or greater than the exact value?