Quote of the Day

Yesterday’s Math Monday Answer:  645

Solution : 

1111 = 5 = 1+1+1+1+(1x1x1x1)

2222=24 = 2+2+2+2+(2x2x2x2)

3333=93 = 3+3+3+3+(3x3x3x3)

4444=272 = 4+4+4+4+(4x4x4x4)

Then 5555 = 5+5+5+5+(5x5x5x5) = 645