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Q.

The estimated sum of (463+182) closest to ten is ____.


(463+182)


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Detailed Solution

The estimated sum of (463+182) closest to ten is 640.
The given numbers are 463 and 182.
If the number placed at one's digit is a smaller number than 5 then the number will become 0, and if the number placed at one's digit is larger than or equal to 5 then the number will become 10.
For 463: After rounding off 463 to the closest ten = 460.
For 182: After rounding off 182 to the closest ten = 180.
Calculate the sum of the two numbers:
460+180=640
Thus, the estimated sum is 640.
 
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The estimated sum of (463+182) closest to ten is ____.(463+182)