(56:27+57:35):62
(56*27+56*35):62
\(\left(56x27+56x35\right):62\)
\(=\left[56x\left(27+35\right)\right]:62\)
\(=\left[56x62\right]:62\)
\(=56x1=56\)
(56 ×27 +56 ×35 ) : 62
=(56 x (27 +35)) :62
=(56 x 62) : 62
=3472 : 62=56
(56 x 27 + 56 x 35) : 62
= 56 x (27 + 35 ) : 62
= (56 x 62) : 62
= 3472 : 62
= 56
(56 ×27 +56 ×35 ) : 62
= 56x(27+35):62
= 56x62:62
= 56x1
=56
(56*27+56*35)/62
(56*27+56*35)/ 62
=56* (27+35)/2
=56* 62/2
=1736.
( 56 × 27 + 56 ×35):62
( 56 x 27 + 56 x 35 ) : 62
= 56 x ( 27 + 35 ) : 62
= 56 x 62 : 62
= 56 x ( 62 : 62 )
= 56 x 1
= 56
( 56 × 27 + 56 ×35):62
=(27+35)x56:62
= 62x56:62
= 1x56
=56
C = ( 56 x 27 + 56 x 35 ) :62
C=(56 x 27 +56 x 35) : 62
C=56 x (27 + 35) :62
C=56 x 62 : 62
C=56 x 1
C=56
Các bạn nam thanh nữ tú ơi nha
\(C=\left(1512+1960\right):62\)
\(3472:62=56\)
C = (56 × 27 + 56 × 35) : 62
C = 56 × (27 + 35) : 62
C = 56 × 62 : 62
C = 56
(56 x 27 + 56 x 35) : 62
Tính nhanh
\(\left(56.27+56.35\right):62=56\left(27+35\right):62=56.62:62=56\)
\(\left(56.27+56.35\right):62\)
\(=\left[56.\left(27+35\right)\right]:62\)
\(=56.62:62\)
\(=56.1\)
\(=56\)
\(\left(56\times27+56\times35\right):62\)
\(=56\times\left(27+35\right):62\)
\(=56\times62:62\)
\(=56\)
HOK TOT
tính bằng cách hợp lí nhất:
(56 x 27 + 56 x 35) : 62
=........................................
=.........................................
=........................................
`= 56 \times (27+35) \div 62`
`= 56 \times 62 \div 62`
`= 56 \times 1 = 56`
Tính giá trị các biểu thức sau theo các hợp lý nhất : a (4568+3759)-(4563+3764) b) (56×27+56×35):62
a.(4568+3759)-(4563+3764)
= 4568+3759-4563-3764
=(4568-4563)+(3759-3764)
=5+(-5)
=0
b.(56*27+56*35):62
=56*27+56*35:62
=56*(27+35):62
=56*62:62
=56*(62:62)
=56*1
=56
a (4568+3759)-(4563+3764)
=(4568-4563)+(3764-3759)
= 5+5=10
b (56x27+56x35):62
=56x(27+35):62
=56x62:62
=56
Tinh hop li nau co the
a,-57-(-46)+57.(-56)
b,(-16).(-125).(-6).(-10)
c,-25.134-13.(-250)
d,-62.(27-64)-64.(62-27)
e,-18.(-16+20)-20.(6-18)+.(-18-20)
neu lam duoc cacu nao thi lam ,minh khong khuyen khich lam cau e dau nhe nhung ai lam duoc het ca minh tick cho
a) -57 . (-46) + 57 . ( -56 )
= 57 ( 46 -56 )
= 57 . (-10) = -570
b) (-16).(-125).(-6).(-10)
= (-2).(-8).(-125).(-6).(-10)
= (-2).1000,(-6).(-10)
= 20. (-6) . 1000
= -120 . 1000 = -120 000
c) (-25). 134 - 13.(-250)
= (-250). 13,4 - 13. (-250)
= (-250) . ( 13,4-13 )
= (-250) . ( 0,4 )
= ( -250 ) . 5 : 2 = -625
d)
-62 . ( 27-64) - 64 (62- 27)
= -62 . 27 - (-62 . 64 ) - 64. 62 + 64.27
= -62.27 + 64.27
= 27 ( 64-62 ) = 27 .2 = 54
e) -18 (-16 +20) -20.(6-18)+ (-18-20)
= -18 . (-6) + (-18). 20 - 20.6 +20.18+(-18-20)
=18 . 6 - 20.18 -20.6 + 20.18 -38
= 18 (6+20) -20 (18+6) -38
= 18 . 26 - 20.24 -38
= -50
a,-57-(-46)+57.(-56)
=[ (-57) + 46 ]+ [ 57.(-56) ]
= -11 + -3192
= -3203