993.98 + 21.331 - 50.99,3
= 993.98 + 7.3.331 - 5.10.99,3
= 993.98 + 7.993 - 5.993
= 993.(98 + 7 - 5)
= 993.100
= 99300
993.98+ 21.331 - 50.99,3
= 993.98 + 7.993 - 5.993
= 993 . (98 + 7 - 5)
= 993 . 100
= 99300
`993.98 + 21.331 - 50.99,3`
` = 993.98 + 7.3.331 - 5.993`
` = 993.{98 + 7 - 5} `
` = 993.100`
`= 993300`