Page 19 - Touchpad Mathematics V1.0 C1

D:\Working\TouchPad_Maths\TouchPad_Maths_1\Open_Files\Chap_02\Chap_02
\ 17-Nov-2025 Surender Singh Rothan Proof-7 Reader’s Sign _______________________ Date __________

10 is read as ten. We use only the

0, 1, 2, 3, 4, 5, 6, 7, 8 and 9 are used to write a ones place to write
the numbers 1 to 9.
number. These are called digits. The numbers 1
to 9 are one-digit numbers. 10 Ones = 1 ten

10 is a 2-digit number. We need two places to Tens Ones
write a 2-digit number—Ones and Tens. We write 1 0
0 in the ones place and 1 in the tens place. ten

Exercise 2B

1. Count and write the number of eggs in the nest.

2. Which two groups together have 10 apples? Circle them.

3. Count and write. Also, write it in words. One has been done for you.

Tens Ones Tens Ones Tens Ones
1 0

Ten

buildiNg NumberS (11-20)

Let us count, learn and write.

Tens Ones
1 1 11

eleven
10 and 1 make eleven _______________

17
Numbers up to 20