1) (542 - 128) ÷ 18 + 24 15
= 414 ÷ 18 + 24 15
= 23 + 360
= 383

2) (32 * 16 + 38) ÷ 11 - 25
= (512 + 38) ÷ 11 - 25
= 550 ÷ 11 - 25
= 50 - 25
= 25