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简便计算125×(3×8)25×(80+8)178×10199×3878×99+78125×37+63×12532×125647×23-23×5471724+530-724.

题目详情

简便计算
125×(3×8)
25×(80+8)
178×101
99×38
78×99+78
125×37+63×125
32×125
647×23-23×547
1724+530-724.

简便计算
125×(3×8)
25×(80+8)
178×101
99×38
78×99+78
125×37+63×125
32×125
647×23-23×547
1724+530-724.

简便计算
125×(3×8)
25×(80+8)
178×101
99×38
78×99+78
125×37+63×125
32×125
647×23-23×547
1724+530-724.

简便计算
125×(3×8)
25×(80+8)
178×101
99×38
78×99+78
125×37+63×125
32×125
647×23-23×547
1724+530-724.

简便计算
125×(3×8)
25×(80+8)
178×101
99×38
78×99+78
125×37+63×125
32×125
647×23-23×547
1724+530-724.










▼优质解答
答案和解析
125×(3×8),
=125×8×3,
=1000×3,
=3000;

25×(80+8),
=25×80+25×8,
=2000+200,
=2200;

178×101,
=178×100+178,
=17978;

99×38,
=38×100-38,
=3800-38,
=3762;

78×99+78,
=78×100,
=7800;

125×37+63×125,
=125×(37+63),
=125×100,
=12500;
32×125,
=8×125×4,
=1000×4,
=4000;

647×23-23×547,
=(647-547)×23,
=100×23,
=2300;
1724+530-724,
=1724-724+530,
=1000+530,
=1530.
125×(3×8),
=125×8×3,
=1000×3,
=3000;

25×(80+8),
=25×80+25×8,
=2000+200,
=2200;

178×101,
=178×100+178,
=17978;

99×38,
=38×100-38,
=3800-38,
=3762;

78×99+78,
=78×100,
=7800;

125×37+63×125,
=125×(37+63),
=125×100,
=12500;
32×125,
=8×125×4,
=1000×4,
=4000;

647×23-23×547,
=(647-547)×23,
=100×23,
=2300;
1724+530-724,
=1724-724+530,
=1000+530,
=1530.
125×(3×8),
=125×8×3,
=1000×3,
=3000;

25×(80+8),
=25×80+25×8,
=2000+200,
=2200;

178×101,
=178×100+178,
=17978;

99×38,
=38×100-38,
=3800-38,
=3762;

78×99+78,
=78×100,
=7800;

125×37+63×125,
=125×(37+63),
=125×100,
=12500;
32×125,
=8×125×4,
=1000×4,
=4000;

647×23-23×547,
=(647-547)×23,
=100×23,
=2300;
1724+530-724,
=1724-724+530,
=1000+530,
=1530.
125×(3×8),
=125×8×3,
=1000×3,
=3000;

25×(80+8),
=25×80+25×8,
=2000+200,
=2200;

178×101,
=178×100+178,
=17978;

99×38,
=38×100-38,
=3800-38,
=3762;

78×99+78,
=78×100,
=7800;

125×37+63×125,
=125×(37+63),
=125×100,
=12500;
32×125,
=8×125×4,
=1000×4,
=4000;

647×23-23×547,
=(647-547)×23,
=100×23,
=2300;
1724+530-724,
=1724-724+530,
=1000+530,
=1530.
125×(3×8),
=125×8×3,
=1000×3,
=3000;

25×(80+8),
=25×80+25×8,
=2000+200,
=2200;

178×101,
=178×100+178,
=17978;

99×38,
=38×100-38,
=3800-38,
=3762;

78×99+78,
=78×100,
=7800;

125×37+63×125,
=125×(37+63),
=125×100,
=12500;
32×125,
=8×125×4,
=1000×4,
=4000;

647×23-23×547,
=(647-547)×23,
=100×23,
=2300;
125×(3×8),
=125×8×3,
=1000×3,
=3000;

25×(80+8),
=25×80+25×8,
=2000+200,
=2200;

178×101,
=178×100+178,
=17978;
99×38,
=38×100-38,
=3800-38,
=3762;

78×99+78,
=78×100,
=7800;

125×37+63×125,
=125×(37+63),
=125×100,
=12500; 32×125,
=8×125×4,
=1000×4,
=4000;

647×23-23×547,
=(647-547)×23,
=100×23,
=2300; 125×(3×8),
=125×8×3,
=1000×3,
=3000;

25×(80+8),
=25×80+25×8,
=2000+200,
=2200;

178×101,
=178×100+178,
=17978;
125×(3×8),
=125×8×3,
=1000×3,
=3000;

25×(80+8),
=25×80+25×8,
=2000+200,
=2200;

178×101,
=178×100+178,
=17978; 125×(3×8),
=125×8×3,
=1000×3,
=3000;

25×(80+8),
=25×80+25×8,
=2000+200,
=2200;

178×101,
=178×100+178,
=17978;

99×38,
=38×100-38,
=3800-38,
=3762;

78×99+78,
=78×100,
=7800;

125×37+63×125,
=125×(37+63),
=125×100,
=12500; 99×38,
=38×100-38,
=3800-38,
=3762;

78×99+78,
=78×100,
=7800;

125×37+63×125,
=125×(37+63),
=125×100,
=12500; 99×38,
=38×100-38,
=3800-38,
=3762;

78×99+78,
=78×100,
=7800;

125×37+63×125,
=125×(37+63),
=125×100,
=12500; 32×125,
=8×125×4,
=1000×4,
=4000;

647×23-23×547,
=(647-547)×23,
=100×23,
=2300; 32×125,
=8×125×4,
=1000×4,
=4000;

647×23-23×547,
=(647-547)×23,
=100×23,
=2300; 32×125,
=8×125×4,
=1000×4,
=4000;

647×23-23×547,
=(647-547)×23,
=100×23,
=2300; 1724+530-724,
=1724-724+530,
=1000+530,
=1530.