Number System Class 9 and 10

 1. Evaluate the following 

a.Decimal to Binary Conversion.

i. (45)10   ii. (88)10    iii. (180)10   iv.(207)10   v. (444)10

b.Binary to Decimal Conversion.

 i. (1010)2

 ii.(11100)2

 iii.(10011)2

 iv.(101110)2

 v. (101011)2

c. Decimal to Octal Conversion.

 i. (56)10   ii. (123)10   iii. (437)10   iv. (279)10   v. (555)10

d.Octal to Decimal Conversion.

i. (114)8

ii. (234)8

iii. (444)8

iv. (567)8

v. (601)8

e.Decimal to Hexadecimal Conversion.

i. (76)10 ii. (106)10 iii. (321)10 iv. (808)10 v. (2047)10

f. Hexadecimal to Decimal Conversion.

i. (98)16   ii. (1067)16   iii. (888)16   iv. (AC5)16   v. (A02)16

g. Binary to Octal Conversion.

i. (100)2

ii. (1010)2

iii. (11001)2

iv. (100100)2

v. (11100)2

h.Octal to Binary Conversion.

i. (64)8

ii. (104)8

iii. (224)8

iv. (333)8

v. (467)8

i.Binary to Hexadecimal Conversion.

i. (100)2

ii. (1010)2

iii. (11100)2

iv. (110011)2

v. (101010)2

j. Hexadecimal to Binary Conversion.

i. (81)16   ii. (105)16   iii. (981)16   iv. (1AC)16   v. (B0F)16

k.Octal to Hexadecimal Conversion.

i. (64)8

ii. (124)8

iii. (205)8

iv. (5434)8

v. (1150)8

l. Hexadecimal to Octal Conversion.

i. (894)16 ii. (1AC)16 iii. (BAD)16 iv. (10001)16 v. (AB6)16

m. Perform the following operations:

i. (100110 + 110)2÷ (110)2

ii.(1000100)2 ÷ (1100)2

iii.(1110011)2÷ (1010)2

iv. (11000)2× (1001)2

v. (1000010)2- (110101)2

vi. (100100)2 + (110011)2