Question

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Answer 1

Answer:

-500/7

Step-by-step explanation:

let the whole =1

72(3/7)=507/7

from the question

507/7+x=1

x= 1-507/7

= 7-507/7

=-500/7

-500/7 should be added to 72(3/7) to make it a whole

I hope my answer helps you ☺☺