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简便计算.(25+2)×4126×5+5×7413×99+139548-399925×(15×4)50×69×28×70×125×525×1625×(15+4)800÷3252×6+48×52+52×46
题目详情
简便计算.
简便计算.
(25+2)×4 126×5+5×74 13×99+13 9548-3999 25×(15×4) 50×69×2 8×70×125×5 25×16 25×(15+4) 800÷32 52×6+48×52+52×46 3900÷(39×25) 547-(147+52) 615-(134-85) 83+83×99 (40+8)×25 589-289-128-72 (25+2)×4 126×5+5×74 13×99+13 9548-3999 (25+2)×4 126×5+5×74 13×99+13 9548-3999 25×(15×4) 50×69×2 8×70×125×5 25×16 25×(15×4) 50×69×2 8×70×125×5 25×16 25×(15+4) 800÷32 52×6+48×52+52×46 3900÷(39×25) 25×(15+4) 800÷32 52×6+48×52+52×46 3900÷(39×25) 547-(147+52) 615-(134-85) 83+83×99 (40+8)×25 547-(147+52) 615-(134-85) 83+83×99 (40+8)×25 589-289-128-72 589-289-128-72
(25+2)×4 | 126×5+5×74 | 13×99+13 | 9548-3999 |
25×(15×4) | 50×69×2 | 8×70×125×5 | 25×16 |
25×(15+4) | 800÷32 | 52×6+48×52+52×46 | 3900÷(39×25) |
547-(147+52) | 615-(134-85) | 83+83×99 | (40+8)×25 |
589-289-128-72 |
(25+2)×4 | 126×5+5×74 | 13×99+13 | 9548-3999 |
25×(15×4) | 50×69×2 | 8×70×125×5 | 25×16 |
25×(15+4) | 800÷32 | 52×6+48×52+52×46 | 3900÷(39×25) |
547-(147+52) | 615-(134-85) | 83+83×99 | (40+8)×25 |
589-289-128-72 |
(25+2)×4 | 126×5+5×74 | 13×99+13 | 9548-3999 |
25×(15×4) | 50×69×2 | 8×70×125×5 | 25×16 |
25×(15+4) | 800÷32 | 52×6+48×52+52×46 | 3900÷(39×25) |
547-(147+52) | 615-(134-85) | 83+83×99 | (40+8)×25 |
589-289-128-72 |
▼优质解答
答案和解析
(1)(25+2)×4
=25×4+2×4
=100+8
=108;
(2)126×5+5×74
=(126+74)×5
=200×5
=1000;
(3)13×99+13
=13×(99+1)
=13×100
=1300;
(4)9548-3999
=9548-4000+1
=5548+1
=5549;
(5)25×(15×4)
=25×4×15
=100×15
=1500;
(6)50×69×2
=50×2×69
=100×69
=6900;
(7)8×70×125×5
=(8×125)×(70×5)
=1000×350
=350000;
(8)25×16
=25×(4×4)
=25×4×4
=100×4
=400;
(9)25×(15+4)
=25×15+25×4
=375+100
=475;
(10)800÷32
=800÷(8×4)
=800÷8÷4
=100÷4
=25;
(11)52×6+48×52+52×46
=52×(6+48+46)
=52×100
=5200;
(12)3900÷(39×25)
=3900÷39÷25
=100÷25
=4;
(13)547-(147+52)
=547-147-52
=400-52
=348;
(14)615-(134-85)
=615-134+85
=615+85-134
=700-134
=566;
(15)83+83×99
=83×(1+99)
=83×100
=8300;
(16)(40+8)×25
=40×25+8×25
=1000+200
=1200;
(17)589-289-128-72
=(589-289)-(128+72)
=300-200
=100.
=25×4+2×4
=100+8
=108;
(2)126×5+5×74
=(126+74)×5
=200×5
=1000;
(3)13×99+13
=13×(99+1)
=13×100
=1300;
(4)9548-3999
=9548-4000+1
=5548+1
=5549;
(5)25×(15×4)
=25×4×15
=100×15
=1500;
(6)50×69×2
=50×2×69
=100×69
=6900;
(7)8×70×125×5
=(8×125)×(70×5)
=1000×350
=350000;
(8)25×16
=25×(4×4)
=25×4×4
=100×4
=400;
(9)25×(15+4)
=25×15+25×4
=375+100
=475;
(10)800÷32
=800÷(8×4)
=800÷8÷4
=100÷4
=25;
(11)52×6+48×52+52×46
=52×(6+48+46)
=52×100
=5200;
(12)3900÷(39×25)
=3900÷39÷25
=100÷25
=4;
(13)547-(147+52)
=547-147-52
=400-52
=348;
(14)615-(134-85)
=615-134+85
=615+85-134
=700-134
=566;
(15)83+83×99
=83×(1+99)
=83×100
=8300;
(16)(40+8)×25
=40×25+8×25
=1000+200
=1200;
(17)589-289-128-72
=(589-289)-(128+72)
=300-200
=100.
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