Question

Which one is larger?

• A. $43,215$
• B. $43,251$

Answer 1

The correct option is B $43,251$

To compare $43,215$ and $43,251$ aligning the digits by their corresponding place value,

Now, as per the diagram, while comparing the digits from left to right, digits at tens place disagree with one another.

As we know, if two digits disagree at the same place, number with greater digit would be greater number. Therefore, $43,251$ is greater.
(b) is the correct option.