1. 3⅔ + √676 × 13² – 4 2/7 % =… Pakai cara ya.

3 2/3 + √676 x 13² – 4 2/7 persen
= 3 2/3 + 26 x 169 – 3/70
= 3 2/3 + 4394 – 3/70
= (3 + 4394) + (2/3 – 3/70)
= 4397 131/210