Five square flower beds each of sides 1 m are dug on a piece of land 5 m long and 4 m wide. What is the area of the remaining part of the land?

Explanation

To find the area of the remaining part of the land after digging five square flower beds, we can follow these steps:

### Step 1: Calculate the area of the land
The area of a rectangle is calculated using the formula:
\[ \text{Area} = \text{Length} \times \text{Width} \]

Given:
- Length of the land = 5 m
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