\(324-\left\{38+\left[7\cdot3-24:6+\left(9-7\right)^3\right]\right\}:15\)
\(=324-\left\{38+21-4+2^3\right\}:15\)
\(=324-\left\{38+17+8\right\}:15\)
\(=324-\dfrac{63}{15}=324-4,2=319,8\)
107-{38+[7.3^2-24:6+(9-7)^3]}:15
107-{38+[7.32-24:6+(9-7)3 ]}:15
B2=107-{38+[7.32-24:6+(9-7)3]}:15
107−{38+[7.3^2−24÷6+(9−x)^3]}÷15
67-[8+7.3^2-24:6+(9-7)^3]:15
Thực hiện các phép tính sau:
a) 107-{38+[7.3^2-24:6+(9-7)^3]}:15
b) 307-[(180-160):2^2+9]:2
c)205-[1200-(4^2-2.3)^3]:40
d)177:[2.(4^2-9)+3^2(15-10)]
e)[(25-2^2.3)+(3^2.4+16)]:5
67-[8+7.32-24:6+(9-7)3:15
.giúp mk tính từng bước
2345 - 1000 : [19 - 2(21 - 18)2 ]
128 - [68 + 8(37 - 35)2 ] :4
568 - {5[ 143 - (4 - 1)2 ] : 10
107 - {38 + [7.32 - 24 : 6+(9-7)3 ]} : 15
ai giai nhanh duoc tick
2345 - 1000 : [19 - 2(21-18)2 ]
128 - [68 + 8(37 - 352)] : 4
568 - {5[143 - (4 - 1)2 ] + 10 } : 10
107 - {38 + [7.32 - 24 : 6 + (9 - 73 ]} : 15
ai giải nhanh được ticks
