2 câu trả lời
5+5+5555+789+240-347+345
=10+5555+789+240-347+345
=5565+789+240-347+345
=6354+240-347+345
=6594-347+345
=6247+345
=6592
5+5 +5555+789+240-347+345
= (5+5 +5555+345+240) + (789-347)
= 6150 + 442
= 6592
5+5+5555+789+240-347+345
=10+5555+789+240-347+345
=5565+789+240-347+345
=6354+240-347+345
=6594-347+345
=6247+345
=6592
5+5 +5555+789+240-347+345
= (5+5 +5555+345+240) + (789-347)
= 6150 + 442
= 6592