Tính nhanh 5.18 − 10.27 + 15.36 / 10.36 − 20.54 + 30.72
Giải thích
5.18−10.27+15.3610.36−20.54+30.72=5.18−5.18.3+5.18.610.36−10.36.3+10.36.6=5.18(1−3+6)10.36(1−3+6)=14
5.18−10.27+15.3610.36−20.54+30.72=5.18−5.18.3+5.18.610.36−10.36.3+10.36.6=5.18(1−3+6)10.36(1−3+6)=14