观察下面一组算式的左边三题,再填出右边括号里的数.
21×9=189 54321×9=______
321×9=2889 654321×9=______
4321×9=38889 7654321×9=______.
54321×9=488889;
654321×9=5888889;
7654321×9=68888889.
故答案为:488889,5888889,68888889.
观察下面一组算式的左边三题,再填出右边括号里的数.
21×9=189 54321×9=______
321×9=2889 654321×9=______
4321×9=38889 7654321×9=______.
54321×9=488889;
654321×9=5888889;
7654321×9=68888889.
故答案为:488889,5888889,68888889.