Chapter 1: Whole Numbers up to 100
What you need to learn in this chapter
In this chapter, we will be learning about whole numbers up to 100. We will start by understanding quantity intuitively, which means we will learn how to compare and state the quantity of objects. Next, we will learn about number value. We will learn how to count objects in groups and name the numbers for different groups of objects. We will also learn how to compare the quantities of two groups of objects and determine the number values up to 100. We will practice showing the quantity of a given number, matching groups of objects with their numbers, and comparing the value of two numbers. Additionally, we will learn how to write numbers in numerals and words. Finally, we will learn about combinations of one-digit numbers.
Topics in this chapter
1. Quantity intuitively
What you will learn in this topic
- State the quantity by comparing
2. Number value
What you will learn in this topic
- Name the numbers up to 100: (i) Count objects in groups. (ii) Name the number for a group of objects to represent its quantity. (iii) Compare quantity of two groups of objects.
- Determine the number values up to 100: (i) Show the quantity of the given number (ii) Match group of objects with its number. (iii) Compare the value of two numbers. (iv) Arrange group of objects in ascending and descending order.
3. Write numbers
What you will learn in this topic
- Write numbers in numerals and words
4. Combination of numbers
What you will learn in this topic
- State combinations of one digit numbers
5. Number sequence
What you will learn in this topic
- Count numbers
- Complete any number sequence
6. Place value
What you will learn in this topic
- State the place value and digit value of any number
7. Estimate
What you will learn in this topic
- Give reasonable estimation for the quantity of objects.
8. Round off numbers
What you will learn in this topic
- Round off whole numbers to the nearest ten
9. Number patterns
What you will learn in this topic
- Identify pattern for a given number series
- Complete various simple number patterns
10. Problem solving
What you will learn in this topic
- Solve problems involving daily situations
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