3×309 - 972 ÷ 4 = 927 - 243 = 684(709 - 411) ÷ 2 × 6 = 298 ÷ 2 × 6 = 149 × 6 = 894268 + 609 - 566 - 97 = 877 - 663 = 2141000 - (651 - 169) + 107 = 1000 - 482 + 107 = 1000 - 375 = 625
Ответ: 625
3×309 - 972 ÷ 4 = 927 - 243 = 684
(709 - 411) ÷ 2 × 6 = 298 ÷ 2 × 6 = 149 × 6 = 894
268 + 609 - 566 - 97 = 877 - 663 = 214
1000 - (651 - 169) + 107 = 1000 - 482 + 107 = 1000 - 375 = 625
Ответ: 625