200 ÷ 50 [7 × 15 + (18 ÷ 6 + 3 - 6)] + 25 × 8​

4 [105 + (3 + 3 - 6)] + 200

4 [105 + 0] + 200

4 × 105 + 200

420 + 200

620

Resposta:

209

Explicação passo-a-passo:

200÷50=4

4[105+(3+3-6)]+200

4[105+(6-6)]+200

4[105+(0)]+200

4+105+200

4+205

209