what would be 40/256 be reduced to
divide both by 4.10/64, divide by 25/32can't be reduced any further.
\(\frac{40}{256} = \frac{10\times 4}{64 \times 4} = \frac{10}{64} = \frac{2\times 5}{2\times 32} = \huge{\boxed{\frac{5}{32}}}\)