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35 x 146 - 7 x 46 x 5 24 x 35 + 35 x 76
= 35 x 146 - 7 x 5 x 46 = 35 x ( 24 + 76 )
= 35 x 146 - 35 x 46 = 35 x 100
= 35 x ( 146 - 46 ) = 3500
= 35 x 100
= 3500
= 35 x ( 146 - 46) / 35 x ( 24 + 76)
= 35 x 100 / 35 x 100
= 1
(45+24-55+76)x(1/5+7/8+7/3+5/7+8/7)
=(45+55-24+76)x(1/5+7/8+7/3+5/7+8/7)
=0 x (1/5+7/8+7/3+5/7+8/7)
=0
\(\text{ (215 x 4 - 76 x 5): 4}\) \(=\left(860-380\right):4=480:4=120.\)
76 x 102 - 76 - 76
=76 x 102 - 76 x 1 - 76 x 1
=76 x (102-1-1)
=76 x 100
=7600
Thanh vân :
76 x 56 + 76 x 43 + 76
= 76x ( 56 + 43 + 1 )
= 76 x 100
= 7600
a) 124 tấn + 76 tấn = 200 tấn
b) 365 yến – 199 yến = 166 yến
c) 20 tấn × 5 = 100 tấn
d) 2 400 tạ : 8 = 300 tạ
a) 4 x 76 + 76 x 7
= (4 + 7) x 76
= 11 x 76
= 836
b) 4 x 54 + 54 x 2 + 5 x 54
= (4 + 4 + 5) x 54
= 13 x 54
= 702
c) 37 + 3 x 37 + 5 x 37 + 2 x 37
= 37 x (3 + 5 + 2)
= 37 x 10
= 370
a) 4 x 76 + 76 x 7
= (4 + 7) x 76
= 11 x 76
= 836
b) 4 x 54 + 54 x 2 + 5 x 54
= (4 + 4 + 5) x 54
= 13 x 54
= 702
c) 37 + 3 x 37 + 5 x 37 + 2 x 37
= 37 x (3 + 5 + 2)
= 37 x 10
= 370
`@` `\text {Ans}`
`\downarrow`
`A)`
`37 \times 46+37 \times 51+111`
`= 37 \times (46+51)+111`
`= 37 \times 97+111`
`= 3589 +111`
`= 3700`
`B)`
`35 \times 215-35 \times 210-175`
`= 35 \times (215-210)-175`
`= 35 \times 5-175`
`= 175-175=0`
`E)`
`76 \times 102-76 \times 2`
`= 76 \times (102-2)`
`= 76 \times 100`
`= 7600`
`C)`
`85 \times 94+85 \times 2 +170 \times 2`
`= 85 \times (94+2) + 170 \times 2`
`= 85 \times 96+170 \times 2`
`= 8160+340`
`= 8500`
`48 \times 56+28 \times 104`
`= 48 \times 28 \times 2+28 \times 104`
`= 28 \times (48 \times 2+104)`
`= 28 \times (96+104)`
`= 28 \times 200`
`= 5600`
`G)`
`206 \times 12-206-206`
`= 206 \times (12-1-1)`
`= 206 \times 10`
`= 2060`
a) 37 x 46 + 37 x 51 + 111
= 37 x ( 46 + 51 ) + 111
= 37 x 97 + 111
= 3589 + 111
= 3700
b) 35 x 215 - 35 x 210 - 175
= 35 x ( 215 - 210 ) - 175
= 35 x 5 - 175
= 175 - 175
= 0
e) 76 x 102 - 76 x 2
= 76 x ( 102 - 2 )
= 76 x 100
= 7600
c) 85 x 94 + 95 x 2 + 170 x 2
= 7990 + 2 x ( 95 + 170 )
= 7990 + 2 x 265
= 7990 + 530
= 8520
48 x 56 + 28 x 104
= 2688 + 2912
= 5600
g) 206 x 12 - 206 - 206
= 2472 - 206 - 206
= 2266 - 206
= 2060
5 x 76 x 8
= 5 x 8 x 76
= 40 x 76
= 3040
= ( 5* 8) * 76
= 40 * 76
= 3040