Answer: canceling

AnswerCrossword Clue
cancelingDelete (an equal factor) from both sides of an equation or from the numerator and denominator of a fraction
cancelingCANCEL, to annul (to declare void)
cancelingDecide or announce that (an arranged or planned event) will not take place
cancelingAnnul or revoke (a formal arrangement which is in effect)
cancelingMark, pierce, or tear (a ticket, check, or postage stamp) to show that it has been used or invalidated
cancelingAbolish or make void (a financial obligation)
canceling(of a factor or circumstance) Neutralize or negate the force or effect of (another)