Total 18 bits

One sign bit

k = 7 exponent bits

n = 10 mantissa bits

Decimal Floating-point

2^-72

123

16 (1/16)

1 (71/128)

-3 (7/64)

1 1111111 0000000000

1 1001010 1110110000

0 0000000 1000000000

0 1001000 0000000100

1 0111111 0000000000

Convert the numbers from decimal to floating point, or vice versa.