1. **State the problem:** We need to find how much more the green block weighs compared to the purple block. 2. **Identify the weights:** The green block weighs $0.11$ pounds and the purple block weighs $0.04$ pounds. 3. **Formula used:** To find how much more one object weighs than another, subtract the smaller weight from the larger weight: $$\text{Difference} = \text{Weight of green block} - \text{Weight of purple block}$$ 4. **Calculate the difference:** $$\text{Difference} = 0.11 - 0.04 = 0.07$$ 5. **Interpretation:** The green block weighs $0.07$ pounds more than the purple block. **Final answer:** The green block weighs 0.07 pounds more than the purple block.