Page 35 - Math 7
P. 35
Number Systems in Diff erent Bases
Process 3: For each half write 0, if it is even and write 1 if it is odd.
For example 1: Let’s convert 14 and 67 into binary number.
? 14 = 1110 ? 67 = 1000011
2 2
Now, let's try for the numbers: a) 12 b) 43 c) 216
11. a) Let's take a few number of matchsticks and represent the following binary
numbers by pairing the required number of matchsticks.
(i) 10 2 (ii) 11 2 (iii) 101 2 (iv) 111
2
(v) 110 (vi) 1110 (vii) 1111
2 2 2
b) Let's draw the required number of pairs of dots in the table to convert the
given denary numbers into binary numbers.
Denary numbers 2 4 2 3 2 2 2 1 2 0
3
11
17
c) Let's draw the required number of groups of 5 dots in the table to convert
given denary numbers into quinary numbers.
Denary numbers 5 2 5 1 5 0
7
8
10
14
28
Approved by Curriculum Development Centre, Sanothimi, Bhaktapur 33 Vedanta Excel in Mathematics - Book 7
