Let the original number = x
2/3 of the number = 2x/3
According to the problem given,
2/3 of the number less than the
original number by 20
x - 2x/3 = 20
( 3x - 2x )/3 = 20
x / 3 = 20
x = 20 × 3
x = 60
Therefore ,
The original number = x = 60
I hope this helps you.