问题
计算题
脱式计算。
|
答案
(1)40×90+360 | |
=3600+360 | |
=3960 | (2)(367-288)×27 |
=79×27 | |
=2133 | (3) l154-298+314 |
=856+314 | |
=1170 | |
(4)810÷9×35 | |
=90×35 | |
=3150 | (5)40×25-286 |
=1000-286 |
=714
= 54×87
= 4698
脱式计算。
|
(1)40×90+360 | |
=3600+360 | |
=3960 | (2)(367-288)×27 |
=79×27 | |
=2133 | (3) l154-298+314 |
=856+314 | |
=1170 | |
(4)810÷9×35 | |
=90×35 | |
=3150 | (5)40×25-286 |
=1000-286 |
=714
= 54×87
= 4698