Learning Task 2. Solving word problems involving addition and / or subtraction of decimal and mixed decimal numbers with or without regrouping. (Use the 4-step in solving word problems. Do these in your notebook.) 2. Mr. Lagrazon has a 15 hectare Banana plantation and a 12.8567 hectare sugarcane plantation. How much bigger is the Banana plantation than the sugarcane plantation? 3. Mang Juan has 5 hectares of land. He sold 2.0725 hectares to his neighbor. How many hectares of land does he own now?
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Answer:
Step-by-step explanation:
Problems Involving Decimals
In solving word problems, first, identify what is asked. Then, look for the given facts. Establish the number sentence and the operation/s to be used. Make sure that the operation/s used will bring out the correct answer. Check the answer using the number sentence and see if it will satisfy the given condition.
Learning Task 2:
Answers:
₱3, 499.99
2.1433 hectares
2.9275 hectares
Solutions:
1. Understand:
Given: ₱2, 999,99 - price of the microwave during sale
₱500 - price that was reduced from the original price
Asked: The original price of the microwave
Plan:
Number Sentence: ₱2,999.99 + ₱500 = N
Solve:
₱2, 999.99 + ₱500 = N
₱3, 499.99 = N
Therefore, the original price of the microwave is ₱3, 499.99
Che
In solving word problems, first, identify what is asked. Then, look for the given facts. Establish the number sentence and the operation/s to be used. Make sure that the operation/s used will bring out the correct answer. Check the answer using the number sentence and see if it will satisfy the given condition.
Learning Task 2:
Answers:
₱3, 499.99
2.1433 hectares
2.9275 hectares
Solutions:
1. Understand:
Given: ₱2, 999,99 - price of the microwave during sale
₱500 - price that was reduced from the original price
Asked: The original price of the microwave
Plan:
Number Sentence: ₱2,999.99 + ₱500 = N
Solve:
₱2, 999.99 + ₱500 = N
₱3, 499.99 = N
Therefore, the original price of the microwave is ₱3, 499.99
Check:
₱2, 999.99 + ₱500 = ₱3, 499.99
₱3, 499.99 = ₱3, 499.99
2. Understand:
Given: 15 hectares - banana plantation
12.8567 hectares - sugarcane plantation
Asked: The difference between the measures of the two plantations.
Plan:
Number Sentence: 15 hectares - 12.8567 hectares = N
Solve:
15 hectares - 12.8567 hectares = N
2.1433 hectares = N
Therefore, the difference between the measures of the two plantations are 2.1433 hectares.
Check:
15 hectares - 12.8567 hectares = 2.1433 hectares
2.1433 hectares = 2.1433 hectares
3. Understand:
Given: 5 hectares - Mang Juan's land
2.0725 hectares - land sold to Mang Juan's neighbor
Asked: The measures of the land Mang Juan owns.
Plan:
Number Sentence: 5 hectares - 2.0725 hectares = N
Solve:
5 hectares - 2.0725 hectares = N
2.9275 hectares = N
Therefore, the difference between the measures of the two plantations are 2.9275 hectares.
Check:
5 hectares - 2.0725 hectares = 2.9275 hectares
2.9275 hectares = 2.9275 hectares