# maths

posted by
**temise**
.

1. Convert the ffl octal numbers into denary number

a) 1527

b) 21 364

2. Convert the ffl denary numbers into binary numbers

a) 578

b) 709

3. Calculate the follwing using the octal system.

a) 704 + 147

b) 652 - 406

c) 657 * 4

d) 754/6

Thanks