Module 2 – MEASUREMENT
Lesson – Solving Problems Involving Conversion of Units of Measurement in Metric System
Learning Competency 5: Solve problems involving conversion of units of measurement
I. – OBJECTIVES
a. Solve problems involving conversion of units of measurement
b. Appreciate the importance of converting units of measurement
II. – SUBJECT MATTER
Topic: Solving Problems Involving Units of Measurement
Materials:
References: LM pages 75 – 82;
Synergy for Success in Mathematics, Grade 7, page 115 – 148
III. – PROCEDURE
A. Preliminaries
Answer each of the following questions using the metric system of measurement.
1. How long is your hair?
2. How much water do you drink every day?
3. How heavy is your bag?
4. How long does it take you to walk from your house to the school?
5. How long do you spend in doing your home works?
B. Lesson Proper
1. Teaching/Modeling
Illustrative example 1:
a. The distance from school to Ann’s House is 2km. What is the distance in meters?
Illustrative example 2:
b. If you wiegh 43.2 kg, what is your weight in grams?
Illustrative example 3:
c. Aileen bought 2L of fresh milk. What is its equivalent in milliliter?
2. Analysis
a. When faced with word problems, what should you always remember?
b. How is a problem involving measurement solved?
3. Guided Practice
Read the following problems carefully, and then, fill in the blanks with the correct answer.
a. Kevin measured the canteen table to be seven 21.5 m long. How many mm is this?
b. Michael has 1000g of bread while Melanie has 1kg of rice grains. Who has a heavier load? Why?
4. Independent Practice
a. Daniel’s Father used 10,000 m of steel wire fencing his farm lot, what is its equivalent in kilometer?
b. There are 18 pieces of yema candy in a box. If 10 boxes of yema candies together weigh 3,600 g, what
is the weight of each yema candy in kilograms?
b. The weight of a basket of santol is 2,800 g. The weight of the basket itself is 250 g. What is the net
weight of the fruits in kilograms?
IV. – ASSIGNMENT
1. Follow Up
a. Create 2 word problems applying conversion of measurements
2. Study: Constant, Variables, Algebraic Expressions
a. What is a constant? Give 2 examples.
b. What are variables? Give 2 examples.
c. What are algebraic expressions? Give 2 examples.