Class 4 Maths - KERALA
Weigh it Pour it
The chapter 'Weigh it Pour it' in Class 4 Mathematics helps students understand the practical concepts of weight and capacity. Students learn about standard units of measurement such as grams and kilograms for measuring solid objects, and milliliters and liters for measuring liquids like milk and water. The chapter emphasizes reading weighing scales, comparing heavy and light objects, and solving simple word problems involving addition and subtraction of weights and volumes. This chapter matters for board exams as it builds the foundational measurement skills required for higher classes and everyday practical life applications.
Start Learning FreeKey Concepts
Units of Weight
We use grams (g) to measure light things like a pencil and kilograms (kg) to measure heavy things like a bag of rice.
Units of Capacity
We use milliliters (ml) to measure small amounts of liquid like medicine and liters (l) to measure large amounts like water in a bucket.
Conversion of Weight
One kilogram is equal to one thousand grams, which is written as 1 kg = 1000 g.
Conversion of Capacity
One liter is equal to one thousand milliliters, which is written as 1 l = 1000 ml.
Reading Scales
Looking at weighing balances and measuring jars carefully to find the exact weight or volume of an item.
Important Formulas
Board Exam Info
In Kerala (SCERT) Class 4 examinations, this chapter typically carries around 5 to 8 marks. Common question types include converting kilograms to grams, liters to milliliters, matching objects to their correct units of measurement, and solving simple word problems about adding or subtracting weights and volumes.
Frequently Asked Questions
How do I convert kilograms into grams?
To convert kilograms to grams, multiply the given number of kilograms by 1000.
Should I use liters or milliliters to measure a cup of tea?
You should use milliliters (ml) because a cup of tea is a small quantity of liquid.
Why do we use different units like grams and kilograms?
We use grams for very light objects and kilograms for heavy objects so that our measurements are easy to write and understand.
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