能简算的要简算168-52-48 125×88 382×101-382 156×l0l-156 164-83-64 25×73+25×27 360
答案:1 悬赏:20 手机版
解决时间 2021-02-02 02:21
- 提问者网友:人生佛魔见
- 2021-02-01 14:03
能简算的要简算168-52-48 125×88 382×101-382 156×l0l-156 164-83-64 25×73+25×27 360
最佳答案
- 五星知识达人网友:零点过十分
- 2021-02-01 14:09
(1)168-52-48
=168-(52+48)
=168-100
=68;
(2)125×88
=125×8×11
=1000×11
=11000;
(3)382×101-382
=383×(101-1)
=382×100
=38200;
(4)156×l0l-156
=156×(101-1)
=156×100
=15600;
(5)164-83-64
=164-64-83
=100-83
=17;
(6)25×73+25×27
=25×(73+27)
=25×100
=2500;
(7)360÷45
=360÷(9×5)
=360÷9÷5
=40÷5
=8;
(8)44×25
=11×4×25
=11×(4×25)
=11×100
=1100;
(9)76000÷8÷125
=76000÷(8×125)
=76000÷1000
=76;
(10)99×27+27
=(99+1)×27
=100×27
=2700;
(11)125×56
=125×(8×7)
=125×8×7
=1000×7
=7000;
(12)3874-(680+874)
=3874-874-680
=3000-680
=2320;
(13)99×45
=(100-1)×45
=100×45-1×45
=4500-45
=4455;
(14)37+125+63+175
=(37+63)+(125+175)
=100+300
=400;
(15)99×56+56-46
=(99+1)×56-46
=100×56-46
=5600-46
=5554;
(16)2688-534+112
=2688+112-534
=2800-534
=2266.
=168-(52+48)
=168-100
=68;
(2)125×88
=125×8×11
=1000×11
=11000;
(3)382×101-382
=383×(101-1)
=382×100
=38200;
(4)156×l0l-156
=156×(101-1)
=156×100
=15600;
(5)164-83-64
=164-64-83
=100-83
=17;
(6)25×73+25×27
=25×(73+27)
=25×100
=2500;
(7)360÷45
=360÷(9×5)
=360÷9÷5
=40÷5
=8;
(8)44×25
=11×4×25
=11×(4×25)
=11×100
=1100;
(9)76000÷8÷125
=76000÷(8×125)
=76000÷1000
=76;
(10)99×27+27
=(99+1)×27
=100×27
=2700;
(11)125×56
=125×(8×7)
=125×8×7
=1000×7
=7000;
(12)3874-(680+874)
=3874-874-680
=3000-680
=2320;
(13)99×45
=(100-1)×45
=100×45-1×45
=4500-45
=4455;
(14)37+125+63+175
=(37+63)+(125+175)
=100+300
=400;
(15)99×56+56-46
=(99+1)×56-46
=100×56-46
=5600-46
=5554;
(16)2688-534+112
=2688+112-534
=2800-534
=2266.
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