Question

124-2×[150×(4+16)]:69dau puncte

Answer 1

1)4+16=20
2)150×20=3000
3)2×3000=6000
4)6000÷69=86,9565217391
5)86,9565217391-2=84,9565217391

Answer 2

124-2×[150×(4+16)]:69 =
= 124-2×(150×20):69 =
= 124-2×3 000:69 =
= 124-6 000/69 =
= 124-3000/23 (am adus la acelasi numitor)
= (124×23 -3000)/23 =
= (2 852-3 000)/23 =
= -148/23