Tính nhanh [(–59) + 71] – [(–83) – (–95)].
Tính nhanh [(–59) + 71] – [(–83) – (–95)].
Lời giải
Ta có:
[(–59) + 71] – [(–83) – (–95)]
= (–59) + 71 + 83 + (–95)
= 12 + (–12)
= 0.