| 000 | 00533nam a2200217 a 4500 | ||
|---|---|---|---|
| 005 | 20210219152841.0 | ||
| 008 | 991125n 000 0 eng u | ||
| 035 | _aUPN01000062991 | ||
| 100 | 1 | _aMay, Lola June | |
| 222 | _aGRADE TEACHER | ||
| 245 | _aAdding and subtracting rational numbers | ||
| 300 | _a74-81 | ||
| 362 | 0 | _a1968 Vol. 85, no. 6, feb. | |
| 653 | 0 | _aENSEÑANZA | |
| 653 | 0 | _aMATEMATICA | |
| 653 | 0 | _aNUMEROS RACIONALES | |
| 653 | 0 | _aRESTA | |
| 653 | 0 | _aSUMA | |
| 904 |
_aAC _b000802 |
||
| 905 | _aArticulo | ||
| 999 |
_c61926 _d61926 |
||