Oh Deceptively Simple Decimal

 Oh deceptively simple decimal.

With your zero-dot-number pattern

When multiplied with a whole always larger

When divided by a decimal always inexplicably bigger

Oh deceptively simple decimal.

Black and white and with a number to the right

How easily converted to a fraction 

How hard to reverse 

Sixths and sevenths to your zero-dot-number pattern

Oh deceptively simple decimal.

One whole always the same parts

tenths, hundreths, thousandths 

A repeated 10 simple to add to 

simple to subtract

With your zero-dot-number pattern

Oh deceptively simple decimal.

Helpful with division, an add on

with your zero-dot-number pattern

Not needed but greatly appreciated

Oh deceptively simple decimal.

When multiplying by a whole you move past

Past the point to a whole

a greater value than

With your zero-dot-number pattern