Additional Activities Perform Estimation and Basic Calculation ( indicate your answer on a separate sheet of papen. . Compute the following
1.20% of 100 plants were replaced
2. 50% of 40 hectares are harvested 3.90% of 90 farmers are present
4. 50% of p500 increase in salary
5. 10% of 200 seeds are doiman

Find the area in hectare
6. 500mx500m
7. 300x200m
8.200mx400m-
9. 1000x1000m
10.600x600
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