a. 18 4/7 - 10 4/5=... b. 7 5/7 - 5 5/14=...

Name: a. 18 4/7 - 10 4/5=... b. 7 5/7 - 5 5/14=...
Uploaded: 2023-11-24T22:09:08.000Z
Duration: 6 min 24 s
Description: a. 18 4/7 - 10 4/5=... b. 7 5/7 - 5 5/14=...