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Quick Check
1. How many numbers lie between 40 and 50?

2. How many numbers from 21 to 50 have 1 at their ones place?
3. From 40 to 49, write a number such that the digit in its ones place and tens
place are the same. How many such numbers are there in all?

maths fun

Take a matchbox or a small jar and fill it with smaller things like
beads, pebbles, kidney beans, etc. Guess how many items are

there in the matchbox/jar. Count and verify your answer.

Practice time 5A

1. Count in tens and ones and complete the following. One has been done for

you.

(a) (b)

tens Ones tens Ones

3 2 4 7

32 = 3 tens and 2 ones ……... = ……... tens and ……... ones

(c) (d)

tens Ones tens Ones

……... = ……... tens and ……... ones ……... = ……... tens and ……... ones
(e) (f)

tens Ones tens Ones

……... = ……... tens and ……... ones ……... = ……... tens and ……... ones

76 Mathematics-1