# Exercise 1.1

**1. Fill in the blanks:**

(a) 1 lakh =

(b) 1 million =

(c) 1 crore =

(d) 1 crore =

(e) 1 million =

**2.Place commas correctly and write the numerals:**

(a) Seventy three lakh seventy five thousand three hundred seven:

(b) Nine crore five lakh forty one :

(c) Seven crore fifty two lakh twenty one thousand three hundred two :

(d) Fifty eight million four hundred twenty three thousand two hundred two :

**3.Insert commas suitably and write the names according to** **Indian System of Numeration** ?

### a

**(a) 87595762** :

Insert commas:

Number name: Eight

### b

**(b) 8546283** :

Insert commas:

Number name: Eighty five

### c

**(c) 99900046** :

Insert commas:

Number name: Nine

**4. Insert commas suitably and write the names according to** **International System of Numeration** ?

### a

**(a) 78921092**

Insert commas:

Number name(International system): Seventy eight

### b

**(b) 7452283**

Insert commas:

Number name(International system): Seven

### c

**(c) 99985102**

Insert commas:

Number name(International system): Ninety nine