Tính nhanh
(-56) . 189 .56
151956 : 189 = ?
56 x ( 4575 + 396 ) = ?
69230 - 17045 :35 x 27 = ?
528 x 132 + 96096 : 66 = ?
AI NHANH MÌNH TICK !
151956 : 189 = 804
56 x \((4575+396)\)= 56 x 4971
= 278376
69230 - 17045 : 35 x 27 = 69230 - \((17045:35\cdot27)\)
= 69230 - 13149
= 56081
Tự tính cuối cùng nha
151956 : 189 = 804
56 x ( 4575 + 396 ) = 56 x 4971 = 278376
69230 - 17045 : 35 x 27 = 69230 - 487 x 27 = 69230 - 13149 = 56081
528 x 132 + 96096 : 66 = 69696 + 1456 = 71152
Tính nhanh: a) 56 x 147 - 56 x 47 + 134
a) 56 x 147- 56 x 47 = 56 x(147- 47) + 134
=56 x 100 +134
=5734
\(56.147-56.47+134=56.\left(147-47\right)+134=56.100+134=5600+134=5734\)
tính nhanh
9072 - 56 nhân 7 + 56 nhân 70 + 56 nhan 23
9072 - 56 x 7 + 56 x 70 + 56 x 23
= 9072 - 56 x ( 7 + 70 + 23 )
= 9072 - 56 x 100
= 9072 - 5600
= 3472
Tính nhanh:
(56 x27 + 56 x 35) : 62
( 56 x 27 + 56 x 35 ) : 62
= 56 x ( 27 + 35 ) : 62
= 56 x 62 : 62
= 56 x 1
= 56
~ Ai tk mk mk tk lại nha ~
( 56 x 27 + 56 x 35 ) : 62
= 56 x ( 27 + 35 ) : 62
= 56 x 62 : 62
= 56
( 56 x 27 + 56 x 35) : 62 = 56 x ( 27+35) : 62 = 56 x 62 : 62 = 56
Tính nhanh
-56-3425353+23+(56+3425353-23)
= -56 - 3425353 + 23 + 56 + 3425353 - 23
= 0
- 56 - 3 425 353 + 23 + ( 56 + 3 425 353 - 23 )
= - 56 - 3 425 353 + 23 + 56 + 3 425 353 - 23
= ( 56 - 56 ) - ( 3 425 353 - 3 425 353 ) + ( 23 - 23 )
= 0 - 0 + 0 = 0
Tính nhanh: 1 2 + − 1 2 + − 2 3 + 2 3 + 3 4 + − 3 4 + − 4 5 + 4 5 + 5 6 + − 5 6
1 2 + − 1 2 + − 2 3 + 2 3 + 3 4 + − 3 4 + − 4 5 + 4 5 + 5 6 + − 5 6 = 0
1 2 + − 1 2 + − 2 3 + 2 3 + 3 4 + − 3 4 + − 4 5 + 4 5 + 5 6 + − 5 6 = 0
Đây nha
64 × 56 +81 × 44 + 17 ×56 tính nhanh
\(64\times56+81\times44+17\times56\)
\(=\left(64+17\right)\times56+81\times44\)
\(=81\times56+81\times44\)
\(=81\times\left(56+44\right)\)
\(=81\times100\)
\(=8100\)
Học tốt #
^-<
\(64\cdot56+81\cdot44+17\cdot56\)
\(=56\left(64+17\right)+81\cdot44\)
\(=56\cdot81+44\cdot81\)
\(=81\left(56+44\right)\)
\(=81\cdot100\)
\(=8100\)
hok tốt nhé!
64 x 56 + 81 x 44 + 17 x 56
= 56 x ( 64 + 17 ) + 81 x 44
= 56 x 81 + 81 x 44
= 81 x ( 56 + 44 )
= 81 x 100
= 8100
(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 nhanh :
56 x 31 - 5 x 56 x 4
56 x 31 - 5 x 56 x4
= 56 x31 - 56 x 20
= 56 x ( 31 - 20 )
= 56 x 11
= 616
56x31-5x56x4
=56x(31-5x4)
=56x(31-20)
=56x11
=616
= 56 x 31 - 56 x ( 5 x 4 )
= 56 x 31 - 56 x 20
= 56 x ( 31 - 20 )
= 56 x 11
= 616