(23 + 32) × 4 = 23 × 4 + 32 × 4 = 55 × 4 = 220
23 × 4 + 32 - 4 = 92 + 28 = 120
23 × 4 + 32 × 4 = 92 + 128 = 220
Ответ: (23 + 32) × 4 = 23 × 4 + 32 × 4