Вопрос:

52. 651 + 126 379 - 253 306 - 138 402 - 243 453 * 2 321 * 3 5 * 171 6 * 98

Ответ:

  1. $$651 + 126 = 777$$
  2. $$379 - 253 = 126$$
  3. $$306 - 138 = 168$$
  4. $$402 - 243 = 159$$
  5. $$453 \cdot 2 = 906$$
  6. $$321 \cdot 3 = 963$$
  7. $$5 \cdot 171 = 855$$
  8. $$6 \cdot 98 = 588$$