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\frac 155 \times 155 %2B 155 \times 55 %2B 55 \times 55 155 \times 155 \times 155 - 55 \times 55 \times 55 |
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Answer» 155×155+155×55+55×55/155×155×155-55×55×55=(155×155)+(155×55)+(55×55)/(155×155×155)-(55×55×55)=24025+8525+3025/(3723875)-(166375)=35,575/3557500=0.01 |
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