Question

171 ÷ 19 off 171 by 19 × 15 - 3 ÷ 3 + 1​

Answer 1

Answer:

171/19*171/19*15-3/3+1

=9*171/19*15-3/3+1

=9*9*15-3/3+1

=9*9*15-1+1

=81*15-1+1

=1215-1+1

=1215-2

=1213

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