Question
Add and Subtract
| $ $ |
$2 4$ | $ $ |
$ $ |
$9 0$ | $ $ |
$ $ |
$5 0$ |
| $+$ | $4 8$ | $ $ |
$−$ | $1 1$ | $ $ |
$−$ | $1 2$ |




____ strings of ten beads and _____ loose beads make ____ beads.
