tolong pakai cara,pleas

Matematika
= 45 % × 40
= 18 anak

Bahasa Indonesia
= 25 % × 40
= 10 anak

Selisih
= 18 - 10
= 8 anak

B

mtk = 45/100 x 40 = 18
BI = 25/100 x 40 = 10
jadi selisih siswa 18 - 10 = 8