Tính nhanh 1152 - (374 + 1152) + (-65 + 374)
Tính nhanh 1152 – (374 + 1152) + (–65 + 374).
1152 − (374 + 1152) + (−65 + 374)
= 1152 – 374 – 1152 – 65 + 374
= (1152 − 1152) + (−374 + 374) + (−65)
= 0 + 0 + (−65)
= −65.