1st Class Mathematics Ones and Tens Identifying Ones in a Number

Identifying Ones in a Number  

In any number, first number from right is called ones and second number from right is called tens. For example,

Infirst digit from right is. Thus the digit at one's place is. It is also said thathas ones.

Similarly inthe first digit from right is. Thus the digit at one's place isand it is said hasones.  

Now We Can Say:

hasones.

hasones.

hasones.

This method goes the same for every number.    

 18 hasones.

(a) 4                                                      

(b) 8

(c) 5                                                      

(d) 7  

Answer: (b)

Explanation

Inthe first digit from right is.    

 Find out the number at ones place in.

(a) 7                                                      

(b) 2     

(c) 8                                                      

(d) 9  

Answer: (a)

Explanation

Thedigit from right inisand therefore, it is the digit at ones place.