根号运算法则:
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/5d6034a85edf8db1169fe6f41b23dd54574e74e9?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
成立条件:a≥0,n≥2且n∈N。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/48540923dd54564e70d47ea9a1de9c82d0584fe9?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
成立条件:a≥0, n≥2且n∈N。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/bd315c6034a85edf513d64b35b540923dc5475e9?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
成立条件:a≥0,b>0,n≥2且n∈N。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/8cb1cb13495409233dd8f9ee8058d109b2de49e9?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
成立条件:a≥0,b>0,n≥2且n∈N。
整数的除法法则
1)从被除数的高位起,先看除数有几位,再用除数试除被除数的前几位,如果它比除数小,再试除多一位数。
2)除到被除数的哪一位,就在那一位上面写上商。
3)每次除后余下的数必须比除数小。
除数是整数的小数除法法则:
1)按照整数除法的法则去除,商的小数点要和被除数的小数点对齐。
2)如果除到被除数的末尾仍有余数,就在余数后面补零,再继续除。