## NCERT Solutions for Class 1 Maths Chapter 5 - Numbers from Ten to Twenty

1. Statement – 15 Comes Before 14. True or False.

It’s false, 15 comes after 14.

2. How Many Tens and Ones are There in the Number 17?

17 has 1 ten and 7 ones.

3. Which are Bigger 5 Tens and 3 Ones or 6 Tens and 2 Ones.

5 tens and 3 ones are 50+3 and 6 tens and 2 ones are 60+2. 62 is greater than 53.

4. Which of the following numbers has more tens than other:

57 or 19

34 or 55

99 or 10

57 as it has 5 tens.

55 as it has 5 tens.

99 as it has 9 tens.

5. What are the concepts discussed in Chapter 5 of Class 1 NCERT Maths textbook?

The Chapter 5 of the NCERT textbook discusses numbers from 10 to 20. In the chapters before only single digit numbers were discussed with students. Now, they would be taught to identify larger numbers, compare them and perform addition, subtraction etc methods. To read more about the chapter students can refer to the Vedantu website or app.

6. What is tens digit and the unit digit according to Chapter 5 of Class 1 NCERT Maths?

Tens digit is the digit that is on the left or in the multiple of tens. And the addition to it is treated as a single unit. For example, number 12 is 10+2, hence 10 is the tens digit as it has one tens and two is seen as a single unit. Students are taught to identify as this in the beginning.

7. Is 16 bigger than 11 according to Chapter 5 of Class 1 NCERT Maths?

Yes, 16 is a bigger number than 11. 16 is a bigger number than 11 because the value of units in it is higher than 11. The tens digit in both is the same. Both of these numbers have one tens. What makes 16 greater than one is the value of the units. six is a greater number than one. Hence, 16 is a greater number than 11. If the value of the tens is the same, the value of units is looked at to determine the correct answer.

8. How do you compare numbers according to Chapter 5 of Class 1 NCERT Maths?

The students are taught to compare the bigger numbers the same way they were taught to compare the single numbers. By matching and using the greater than or less than signs. In the exercises, if bundles of objects or a number of items is shown on one side then the students have to match the quantity to the given numbers in the other column. They can also be asked to tell which is greater by identifying tens and units in the numbers. To practise more questions on this chapter, students can download the NCERT Solutions PDF free of cost.

9. How many tens do 68 and 89 have according to Chapter 5 of Class 1 NCERT Maths?

68 has six tens and 89 has eight tens.

Hence, 89 is a greater number than 68. When looking to define which number is greater than the other we look at the tens and the units digits. The tens digit is the one on the left and the units digit is on the right. Students are taught to identify numbers and understand quantity by matching the number of items to the number. You can find similar questions in the solutions PDF on the Vedantu website. You can also refer to revision notes and important questions prepared by Vedantu experts to prepare better for the exam.