Question

1. The counting numbers 1,2,3,4,... are known as ___________ numbers.
2. The natural numbers along with zero form the collection of ____________ numbers.
3. The smallest whole number is ________.
4. If we add ‘1’ to a natural or a whole number, we get its _________________.
5. Successor of 106159 is _____________.
6. Predecessor of 100000 is ____________.
7. _____________ is the successor of the largest 3 digit number.
8. The smallest 6 digit number natural number ending in 5 is _____________.
II. Name the property.
a) 19 +63 =63 +19
b) 20 +0 =20
c) (20 + 3) + 16 = 20 + (3 +16 )
d) (68 x 4) x 20 = 68 x (4 x 20)
e) 20 x 30 = 30 x 20
f) 87 – 41 = 41 – 87
g) 7 x ( 6 – 3 ) = 7 x 6 - 7 x 3
h) 12 x (50 + 15) = 12 x 50 + 12 x 15
III. LIST THE FIRST 5 MULTIPLES FOR THE EACH NUMBER.
1. 7 – -______ ,_______,_______,______,_____
2. 9 -______ ,_______,_______,______,______.
3. 12 - ______ ,______, ______,______, _____.
4. 15 - ______, _______ ,______, _____ ,_____.
5. 50 - _______, _______,_______,_____,______.
IV. LIST ALL THE FACTORS FOR EACH NUMBER
1. 15 - ______________________________________________.
2. 44 -_______________________________________________.
3. 36 - ______________________________________________.
4. 56 -_______________________________________________.

5. 25 -______________________________________________.
V. Say true or false.
1. Successor of a one digit number is always a one digit number.
2. Predecessor of a two digit number is always a two digit number.
3. Every natural number has its predecessor.
4. Zero is the smallest whole number.
5. All whole numbers are natural numbers.
VI. Find the product using Distributive property.
(a) 168 × 102
(b) 625 × 279 – 625 × 79
(c) 1001 x 99
(d) 54279 × 92 + 8 × 54279

Answer 1

Answer:

1)Natural number

2)whole

3)0

4)1

5)106160

6)99999

7)998

8)100005