zero/ nothing
the charateristics of zero pairs is that you have to always end to 0 ,if not then it is not a zero pair .you could use counter chips to help you understand it better
A trapezoid (in most cases)
To put in a zero
A zero pair is when one pairs a positive counter and a negative counter.
The word nada is supposed to mean nothing. Since nothing can also be considered the same as zero in some cases, it has been used to mean both things.
zero
A cone
ZERO!
when both numbers are the same...
Zero
Zero