[0,(32).1,(5)-0,(25). 11/43
[0,(32).1,(5)-0,(25)].11/43
[0,(32).1(5)-0,(25)]. 11/43
[0,(32).1(5)-0,(25)]. 11/43
\(=\left(\dfrac{32}{99}\cdot\dfrac{14}{9}-\dfrac{25}{99}\right)\cdot\dfrac{11}{43}\)
\(=\dfrac{1}{99}\cdot\left(32\cdot\dfrac{14}{9}-25\right)\cdot\dfrac{11}{43}\)
\(=\dfrac{1}{43\cdot9}\cdot\dfrac{223}{9}=\dfrac{223}{3483}\)
H = \(\left[0,\left(32\right)1,\left(5\right)-0,\left(25\right)\right]\times\dfrac{11}{83}\)
Thực hiện phép tính
[0,(32).1,(5)-0,(25)].\(\frac{11}{83}\)
=223/6723
ket qua chuan luon do ban k cho minh nha
[0,(32)x1,(5)-0,(25)]x\(\dfrac{11}{38}\)
\(=\left(\dfrac{32}{99}-\dfrac{14}{9}-\dfrac{25}{99}\right)\cdot\dfrac{11}{38}\)
\(=\left(\dfrac{7}{99}-\dfrac{154}{99}\right)\cdot\dfrac{11}{38}\)
\(=\dfrac{-147}{99}\cdot\dfrac{11}{38}=\dfrac{-49}{114}\)
Tính nhanh
a ) ( 81 , 6 x 27 , 3 – 17 , 3 x 81 , 6 ) x ( 32 x 11 - 3200 x 0 , 1 - 32 )
b ) ( 13 , 75 – 0 , 48 x 5 ) x ( 42 , 75 : 3 + 2 , 9 ) x ( 1 , 8 x 5 – 0 , 9 x 10 )
c ) ( 792 , 81 x 0 , 25 + 792 , 81 x 0 , 75 ) x ( 11 x 9 – 900 x 0 , 1 – 9 )
Ai làm nhanh thì mình tick cho.
a)= ( 81 , 6 x 27 , 3 – 17 , 3 x 81 , 6 ) x 0
=0 ( vì 0 nhân với số nào cũng bằng 0)
b)= ( 13 , 75 – 0 , 48 x 5 ) x ( 42 , 75 : 3 + 2 , 9 ) x ( 9-9)
= ( 13 , 75 – 0 , 48 x 5 ) x ( 42 , 75 : 3 + 2 , 9 ) x 0
= 0 ( vì 0 nhân với số nào cũng bằng 0)
c)=( 792 , 81 x 0 , 25 + 792 , 81 x 0 , 75 ) x 0
=0 ( vì 0 nhân với số nào cũng bằng 0 )
a ) ( 81 , 6 x 27 , 3 – 17 , 3 x 81 , 6 ) x ( 32 x 11 - 3200 x 0 , 1 - 32 )
= ( 81 , 6 x 27 , 3 – 17 , 3 x 81 , 6 ) x ( 352 - 320 - 32 )
= ( 81 , 6 x 27 , 3 – 17 , 3 x 81 , 6 ) x 0
= 0.
b ) ( 13 , 75 – 0 , 48 x 5 ) x ( 42 , 75 : 3 + 2 , 9 ) x ( 1 , 8 x 5 – 0 , 9 x 10 )
= ( 13 , 75 – 0 , 48 x 5 ) x ( 42 , 75 : 3 + 2 , 9 ) x ( 9 - 9 )
= ( 13 , 75 – 0 , 48 x 5 ) x ( 42 , 75 : 3 + 2 , 9 ) x 0
= 0
c ) ( 792 , 81 x 0 , 25 + 792 , 81 x 0 , 75 ) x ( 11 x 9 – 900 x 0 , 1 – 9 )
= ( 792 , 81 x 0 , 25 + 792 , 81 x 0 , 75 ) x ( 99 - 90 - 9 )
= ( 792 , 81 x 0 , 25 + 792 , 81 x 0 , 75 ) x 0
= 0.
Hok tốt !
a)32 x 11 -3200x 0,1 -32
=32x11-32x100x0,1-32
=32x(11-10-1)=32x0=0
nên(81,6x27,3-17,3x81,6)x(32x11-3200x0,1-32)
=(81,6x27,3-17,3x81,6)x0
=0
b)1,8x5 -0,9x10=1,8x5-0,9x2x5
=1,8x5-1,8x5
=0
nên (13,75-0,48 x 5)x(42,75:3+2,9)x(1,8x5-0,9x10)=0
c)(792,81x0,25+792,81x0,75)x(11x9-900x0,1-9)
=792,81x(0,25+0,75)x(99-90-9)
=792,81x1x0
=0
\(\left[0,\left(32\right)\times1,\left(5\right)-0,\left(25\right)\right]\times\dfrac{11}{83}\)
\(\left[0,\left(32\right).1,\left(5\right)-0,\left(25\right)\right].\dfrac{11}{83}\)
\(=\left[\dfrac{32}{99}.\left(1+\dfrac{5}{9}\right)-\dfrac{25}{99}\right].\dfrac{11}{83}\)
\(=\left[\dfrac{32}{99}.\dfrac{14}{9}-\dfrac{25}{99}\right].\dfrac{11}{83}\)
\(=\left[\dfrac{448}{891}-\dfrac{25}{99}\right].\dfrac{11}{83}\)
\(=\dfrac{223}{891}.\dfrac{11}{83}\)
\(=\dfrac{223}{6723}\)
a. -7 – 9 =
b. -15 – 8 =
c. -28 – 32 =
d. -43 – 32 =
e. – 5 – 9 – 11 =
f. – 6 – 8 – 13 =
g. – 3 – 7 – 25 =
h. – 7 – 4 – 15 =
a. - 7 - 9 = - (7 + 9) = - 16
b. - 15 - 8 = - (15 + 8) = - 23
c. - 28 - 32 = - (28 + 32) = - 60
d. - 43 - 32 = - (43 + 32) = - 75
e. - 5 - 9 - 11
= - (5 + 9 + 11)
= - (14 + 11)
= - 25
f. - 6 - 8 - 13
= - (6 + 8 + 13)
= - (14 + 13)
= - 27
g. - 3 - 7 - 25
= - (3 + 7 + 25)
= - (10 + 25)
= - 35
h. - 7 - 4 - 15
= - (7 + 4 + 15)
= - (11 + 15)
= - 26