There is no such number.
You can add 456000
or 456878322168000
or even 1581687671173873681773618733111
96475
don't know
I take this question to mean what number when added to 457 will yield 999. In this case it is 542.
It is 634. 9-3 = 6 9-6 = 3 9-5 = 4 365 +634 =999 No regrouping required.
6 times
Any number. Not everyone needs to regroup.
96475
don't know
100
634
I take this question to mean what number when added to 457 will yield 999. In this case it is 542.
460
It is 634. 9-3 = 6 9-6 = 3 9-5 = 4 365 +634 =999 No regrouping required.
6 times
-423
Zero. I would not both er with regrouping.
2