a. 20.000: 25+15.754-309 x 46=... b. 30.128-405 x

Name: a. 20.000: 25+15.754-309 x 46=... b. 30.128-405 x
Uploaded: 2024-04-10T01:37:00
Duration: PT4M10.834S
Description: a. 20.000: 25+15.754-309 x 46=... b. 30.128-405 x 34+15.408: 48=