71,576 × 7 – 58,340 : 4 + 137,435 : 5
71,576·7-58,340:4+137,435:5=513,934 1) 71,576·7=501,032 2) 58,340:4=14,585 3) 137,435:5=27,487 4) 501,032-14,585=486,447 5) 486,447+27,487=513,934
спасибо
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