98x7十14,巧算怎么做?

2024-12-02 19:19:25
推荐回答(2个)
回答1:

98×7+14
=98×7+2×7
=(98+2)×7
=100×7
=700

回答2:

98x7十14
=98X7+2X7
=7X(98+2)
=7X100
=700