Question
Subtract :
| $ $ |
$9 1$ | $ $ |
$ $ |
$7 8$ |
| $−$ | $6 4$ | $ $ |
$−$ | $6 9$ |
| $ $ |
$ $ |
$ $ |
$ $ |
$ $ |



and
is ______ fingers.
is ______ fingers.
is ______ fingers.



