36×7+9×8的简便算法
问题描述:
36×7+9×8的简便算法
答
=36×7+9×4×2
=36×7+36×2
=36×(7+2)
=36×9
=324
36×7+9×8的简便算法
=36×7+9×4×2
=36×7+36×2
=36×(7+2)
=36×9
=324