问题
计算题
脱式计算。 | ||||||
|
答案
(1)72÷(73-72÷72)
=72÷72
=1
=36÷4
=9
=41+230
=271
(4)5×(65-3600÷72)
=5×(65-50)
=75
=4200÷70
=60
=29×9
=261
单项选择题
脱式计算。 | ||||||
|
(1)72÷(73-72÷72)
=72÷72
=1
=36÷4
=9
=41+230
=271
(4)5×(65-3600÷72)
=5×(65-50)
=75
=4200÷70
=60
=29×9
=261