SYNTAX : =DSUM ( Database , Field , Criteria)
- DATABASE: The Whole Table Or A range of Cells With Header.
- FIELD: The Label Or You Can Say Header Of The Table / Range
- CRITERIA: Single Or Multiple Range With Header.
NOTE : You Can Have The Field In Separate Column As This Example Have Or You Can Directly Pick Any Of Those Directly From The Table Header By Giving Reference.
EXAMPLE 1 :

EXAMPLE 2 :

EXAMPLE 3 :
