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onerebecca onerebecca
  • 13-09-2016
  • Mathematics
Answered

what can you add to 70 to make 90

Verified Answer :

Anonymous Anonymous
  • 13-09-2016

u can add 20 because 70 plus 20 is 90, the 7 plus 2 will be 9 and at the end you just add a zero so it is 90

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