To simplify the fraction formed by the numbers 64 and 32, we need to divide both the numerator (64) and the denominator (32) by their greatest common divisor (GCD).
1. **Find the GCD**: The GCD of 64 and 32 is 32, since 32 is the largest number that divides both of these without leaving a remainder.
2. **Divide both numbers**: Now we divide the numerator and denominator by the GCD:
- Numerator: 64 ÷ 32 = 2
- Denominator: 32 ÷ 32 = 1
3. **Write the simplified fraction**: After simplifying, the fraction 64/32 reduces to 2/1.
Therefore, the lowest term of the fraction 64 and 32 is 2.