23.75+25.10+25.13+180
23.75+25.10+25.13+180
tính nhanh
\(23\cdot75+25\cdot10+25\cdot13+180\\ =23\cdot75+25\cdot\left(10+13\right)+180\\ =23\cdot75+25\cdot23+180\\ =23\cdot\left(75+25\right)+180\\ =23\cdot100+180\\ =2300+180\\ =2480\)
A)36.4-4.82-7.11²:4-2016⁰ B)303-3.[655-18:2+1.4³+5]:10⁰ C)23.75+25.10+25.13+180 Giúp mk nhanh nha mk đg rất cần ạ.
c: \(23\cdot75+25\cdot10+25\cdot13+180\)
\(=25\left(23\cdot3+10+13\right)+180\)
\(=25\cdot98+180\)
=2450+180
=2630
a) 80 - (4.52 - 3.23 )
b) 5 6 : 54 + 23 .22 - 1 2019
c) 125 - 2.[56 - 48 : (15 - 7)]
d) 23.75 + 25.10 + 25.13 + 180
e) 2448: [119 -(23 -6)]
f) [36.4 - 4.(82 - 7.11)2 : 4 - 20160
a) 80- (4.52 - 3.23)
= 80- ( 208 -69 )
=80+139 quy tắc đổi dấu trừ tước dấu ngoặc
= 219
e: Ta có: \(2448:\left[119-\left(23-6\right)\right]\)
\(=2448:\left(119-23+6\right)\)
\(=2448:102=24\)
80-(4.52-3.23) 23.75+25.23+180
2448:[119-(23-6)]
a, = 80-(4.25-3.8)
= 80 - ( 100 - 24 )
= 80 - 76
= 4
b , 23,75+25,23+180 = 48.98 + 180 = 228.98
c , 2448 : [119 - ( 23 - 6 ) = 2448 : [ 119 - 17 ]
= 2448 : 7
= 394.7142857
a, = 80-(4.25-3.8)
= 80 - ( 100 - 24 )
= 80 - 76
= 4
b , 23,75+25,23+180
= 48.98 + 180 = 228.98
c , 2448 : [119 - ( 23 - 6 ) = 2448 : [ 119 - 17 ]
= 2448:7
= 394.7142857
tick nhé bạn
a, = 80-(4.25-3.8)
= 80 - ( 100 - 24 )
= 80 - 76
= 4
b , 23,75+25,23+180 = 48.98 + 180 = 228.98
c , 2448 : [119 - ( 23 - 6 ) = 2448 : [ 119 - 17 ]
= 2448 : 7
= 394.7142857
a) 80-(4.52-3.23)
b) 23.75+25.23+180
c)(-257)-[(-257)+156-56
d) (-3)-(4-6)
b)23.75+25.23+180
23.(75+25)+180
23.100+180
2300+180
2480
c)
-257-(-257)+100
(-257+257)+100
0+100
100
d)
-3-4+6
-3+(-4)+6
-7+6
-1
a) 23.75 + 25.23 + 180
b) -85 + |-8 - 3 |
c) 102 - mở ngoặc vuông60: (56 : 54 - 3.5) đóng ngoặc vuông
a) 23 . 75 + 25 . 23 + 180
= 23 . ( 75 + 25 ) + 180
= 23 . 100 + 180
= 2300 + 180
= 2480
b) - 85 + | - 8 - 3 |
= - 85 + | - 11 |
= - 85 + 11
= -74
c) 10 2 - [ 60 : ( 56 : 54 - 3.5 ) ]
= 100 - [ 60 : ( 25 - 15 )]
= 100 - [ 60 : 10 ]
= 100 - 6
= 94
Thực hiện phép tính :
a.45+15-33
b.23.75+25.23+180
c.23.3+76-(50+102):3
Giúp mik.
a. 45 + 15 - 33 = 60 - 33 = 27
b. 23 * 75 + 25 * 23 + 180 = 23 * ( 75 + 25 ) + 180 = 23 * 100 + 180 = 2300 + 180 = 2480
c. 2^3 * 3 + 76 - ( 50 + 10^2 ) :3 = 8 * 3 + 76 - ( 50 + 100 ) : 3 = 24 + 76 - 150 : 3 = 100 - 50 = 50
Tìm số tự nhiên x, biết
a, 80 - ( 4 . 52 - 3 . 23 )
b, 23.75+25.23+180
c, 2448 : [ 119 - ( 23 - 6 ) ]
thực hiện phép tính
a 80-(4.52-3.23)
b 23.75+25+180
c 2448:[119-(23-6)]
thực hiện phép tính
56 : 54 + 23. 22 - 12017
23 . 75+ 25.10+ 25. 13 +180
\(5^6\text{ : }5^4+2^3\cdot2^2-1^{2017}\)
\(=5^2+2^5-1\)
\(=25-32-1\)
\(=-7-1\)
\(=-8\)
\(23\cdot75+25\cdot10+25\cdot13+180\)
\(=23\cdot5\cdot25+25\cdot10+25\cdot13+25\cdot7,2\)
\(=25\cdot\left(23\cdot5+10+13+7,2\right)\)
\(=25\cdot145,2\)
\(=3630\)
1) 56 : 54 + 23 . 22 - 12017
= 52 + 25 - 1
= 25 + 32 - 1
= 57 - 1
= 56
2) 23 . 75 + 25 . 10 + 25 . 13 + 180
= 23 . 75 + 25 ( 10 + 13 ) + 180
= 23 . 75 + 25 . 23 + 180
= 23 ( 75 + 25 ) + 180
= 23 . 100 + 180
= 2300 + 180
= 2480
=))