DAY 75

Comment

Try numbers around 50.

Answer

48, 49, 50.

Readers' methods

Elliott F and Sam R, Hoddern Junior School, BN10
50+50+50=150.
I knew this is 3 away from 147, so I went 48,49,50=147,
so the sum is 48+49+50=147.

David T, Hoddern Junior School, BN10:
8+9+10=27
48+49+50=147.