16 × 75 : (-15) – 9 × 7=

16 x 75 : (-15) – 9 x 7

Kerjakan ruas kiri terlebih dahulu

= 1200 : (-15) – 9 x 7
= -80 – 9 x 7

Kerjakan perkalian dahulu

= -80 – 63
= -143