Q1: How does making marks help while counting objects?
Ans: Making marks helps us count each object one by one. It ensures that no object is missed or counted more than once.
Q2: Why do we group objects while learning mathematics?
Ans: We group objects to understand them better by their common features. Grouping also makes counting and learning easier.
Q3: How can counting letters help us decide which name is longer? Explain with one example.
Ans: By counting the letters in each name, we can compare them. For example, “Elephant” is longer than “Ox” because it has more letters.
Q4: Write the names of five classmates. Find the longest and the shortest name.
Ans:
| Name | Number of Letters |
|---|---|
| Riya | 4 |
| Amit | 4 |
| Rahul | 5 |
| Sneha | 5 |
| Priyanka | 8 |
Conclusion: Priyanka is the longest name. Riya and Amit are the shortest names.
Q5: Write the starting letters of your classmates’ names. Which starting letter is used the most?
Ans:
| Starting Letter | Number of Names |
|---|---|
| R | 3 |
| A | 2 |
| S | 1 |
Conclusion: The letter R is used the most.
Q6: Write the number name of 56. How many letters does it have?
Ans: The number name of 56 is fifty-six. It has eight letters.
Q7: Find a number between 1 and 99 whose number name has two words and is close to 100. Write its number name.
Ans: The number is 99. Its number name is ninety-nine.
Q8: From the numbers 63 to 78, which number has the shortest number name?
Ans: Sixty-six has the shortest number name among these numbers.
Q9: Write the number names of 45, 58 and 62. Arrange these numbers in order from the shortest number name to the longest number name.
Ans:
| Number | Number Name | Number of Letters |
|---|---|---|
| 45 | forty-five | 9 |
| 58 | fifty-eight | 10 |
| 62 | sixty-two | 8 |
Order: 62, 45, 58
Reason: The numbers are arranged by comparing the number of letters in their number names.
Q10: Make a table to show different hairstyles in your class. Which hairstyle is the most common?
Ans:
| Hair Style | Number of Children |
|---|---|
| Single plait | 6 |
| Two ponytails | 5 |
| Short hair | 7 |
Conclusion: Short hair is the most common hairstyle in the class.