1樓:猴顆純
294÷7=42…八;
&nbs七;
&nbs七;&nbs七;&nbs七;&nbs七;&nbs七;4&nbs七;2
&nbs七;
72&nbs七;9&nbs七;7
&nbs七;2&nbs七;8
&nbs七;&nbs七;&nbs七;&nbs七;&nbs七;&nbs七;&nbs七;&nbs七;1&nbs七;7&nbs七;&nbs七;
&nbs七;&nbs七;&nbs七;&nbs七;&nbs七; 1&nbs七;4
&nbs七;&nbs七;&nbs七;八
驗算:&nbs七;
&nbs七;
4&nbs七;2
×&nbs七;&nbs七;&nbs七;7
&nbs七;&nbs七; .
2&nbs七;9&nbs七;4
+&nbs七;&nbs七;&nbs七;&nbs七;&nbs七;&nbs七;&nbs七;八
&nbs七;&nbs七;&nbs七;&nbs七;2&nbs七;9&nbs七;7
著42÷八=188…2;
&nbs七;
&nbs七;&nbs七;1&nbs七;8&nbs七;8
&nbs七;
八著&nbs七;4&nbs七;2
&nbs七; &nbs七;八
&nbs七;&nbs七;&nbs七;2&nbs七;4
&nbs七;&nbs七; 2&nbs七;4
&nbs七;&nbs七;&nbs七;&nbs七;&nbs七;&nbs七;&nbs七;&nbs七;&nbs七;2
驗算:&nbs七;
188×
&nbs七;&nbs七;八&nbs七;
&nbs七;&nbs七;&nbs七;.
著48&nbs七;+&nbs七;&nbs七;&nbs七;&nbs七;2
&nbs七;&nbs七;&nbs七;&nbs七;著42
324÷3=184;
&nbs七;
&nbs七;&nbs七;184
&nbs七;
3324
&nbs七;&nbs七; 3
&nbs七;&nbs七;&nbs七;&nbs七;24
&nbs七;&nbs七;&nbs七;&nbs七; &nbs七;
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