| れんしゅう １ |
| (1) |
* ８０ × ４３ ＝ |
| (2) |
* ６０ × ９６ ＝ |
| (3) |
* ５０ × ５７ ＝ |
| (4) |
９０ × ６９ ＝ |
| (5) |
７０ × ８３ ＝ |
| (6) |
４０ × ３５ ＝ |
| (7) |
６０ × ７２ ＝ |
| (8) |
３０ × ９４ ＝ |
| (9) |
２０ × ８７ ＝ |
| (10) |
７０ × ２６ ＝ |
|
| れんしゅう ２ |
| (1) |
* ２０ × ２４ ＝ |
| (2) |
* ３０ × １３ ＝ |
| (3) |
* ４０ × １２ ＝ |
| (4) |
２０ × ２１ ＝ |
| (5) |
１０ × ４５ ＝ |
| (6) |
３０ × ２３ ＝ |
| (7) |
４０ × ２１ ＝ |
| (8) |
３０ × ３２ ＝ |
| (9) |
２０ × ４３ ＝ |
| (10) |
４０ × ２２ ＝ |
|
|
|
| れんしゅう ３ |
| (1) |
* ６０ × １５ ＝ |
| (2) |
* ３０ × ７３ ＝ |
| (3) |
２０ × ４６ ＝ |
| (4) |
* ５０ × ８１ ＝ |
| (5) |
９０ × １９ ＝ |
| (6) |
７０ × ６１ ＝ |
| (7) |
３０ × ３５ ＝ |
| (8) |
６０ × ５１ ＝ |
| (9) |
４０ × ２７ ＝ |
| (10) |
５０ × ４１ ＝ |
|
| れんしゅう ４ |
| (1) |
* ５６ × ３４ ＝ |
| (2) |
* ６２ × ６８ ＝ |
| (3) |
* ２４ × ９６ ＝ |
| (4) |
３７ × ８５ ＝ |
| (5) |
７５ × ３４ ＝ |
| (6) |
８４ × ３８ ＝ |
| (7) |
４３ × ７５ ＝ |
| (8) |
５９ × ４３ ＝ |
| (9) |
２４ × ９８ ＝ |
| (10) |
６８ × ２９ ＝ |
|
|
|
| れんしゅう ５ |
| (1) |
* ２２ × １４ ＝ |
| (2) |
* １２ × ２４ ＝ |
| (3) |
* ２２ × ４１ ＝ |
| (4) |
４２ × １２ ＝ |
| (5) |
１１ × ９８ ＝ |
| (6) |
２２ × ４２ ＝ |
| (7) |
２１ × ３２ ＝ |
| (8) |
１４ × ２２ ＝ |
| (9) |
３２ × ２３ ＝ |
| (10) |
４４ × ２２ ＝ |
|
| れんしゅう ６ |
| (1) |
* ４６ × ２３ ＝ |
| (2) |
* ８２ × ５１ ＝ |
| (3) |
* ６９ × １７ ＝ |
| (4) |
３４ × ９２ ＝ |
| (5) |
７１ × ８４ ＝ |
| (6) |
９３ × １４ ＝ |
| (7) |
４１ × ３２ ＝ |
| (8) |
７２ × ６３ ＝ |
| (9) |
２４ × ５０ ＝ |
| (10) |
４８ × ７０ ＝ |
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