I had this problem come up while studying for my Math Praxis II exam. What can the difference between the following numbers that are rounded to 2 significant digits: 2.87 million 2.22 million Thanks, karies4083
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Hint: The first number belong to the interval $\displaystyle [2.865\cdot10^6,2.875\cdot10^6)$ and the second number belongs to the interval $\displaystyle [2.215\cdot10^6,2.225\cdot10^6)$.
Thanks .. that helps . .ALOT! karies4083
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