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计算下面各题,能简算的要简算.467-[(167+45)+55]135×994500÷(150-40×3)423-66-23-34102×43-2×431280÷8÷16376+28+172+124125×5625×4÷25×4
题目详情
计算下面各题,能简算的要简算.
| 467-[(167+45)+55] | 135×99 | 4500÷(150-40×3) |
| 423-66-23-34 | 102×43-2×43 | 1280÷8÷16 |
| 376+28+172+124 | 125×56 | 25×4÷25×4 |
▼优质解答
答案和解析
(1)467-[(167+45)+55]
=467-[212+55]
=467-267
=200
(2)135×99
=135×(100-1)
=135×100-135
=13365
(3)4500÷(150-40×3)
=4500÷(150-120)
=4500÷30
=150
(4)423-66-23-34
=(423-23)-(66+34)
=400-100
=300
(5)102×43-2×43
=(102-2)×43
=100×43
=4300
(6)1280÷8÷16
=1280÷(8×16)
=1280÷128
=10
(7)376+28+172+124
=(376+124)+(28+172)
=500+200
=700
(8)125×56
=125×8×7
=1000×7
=7000
(9)25×4÷25×4
=100÷25×4
=4×4
=16
=467-[212+55]
=467-267
=200
(2)135×99
=135×(100-1)
=135×100-135
=13365
(3)4500÷(150-40×3)
=4500÷(150-120)
=4500÷30
=150
(4)423-66-23-34
=(423-23)-(66+34)
=400-100
=300
(5)102×43-2×43
=(102-2)×43
=100×43
=4300
(6)1280÷8÷16
=1280÷(8×16)
=1280÷128
=10
(7)376+28+172+124
=(376+124)+(28+172)
=500+200
=700
(8)125×56
=125×8×7
=1000×7
=7000
(9)25×4÷25×4
=100÷25×4
=4×4
=16
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