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Break a part the addends to find the sum 18+21

Break a part the addends to find the sum 18+21
asked 199k views
5 votes
Break a part the addends to find the sum 18+21

asked
User Daniel Rinser
by
8.3k points

2 Answers

1 vote
- - Solve:
18 - - 10+8
21 - - 10+11

10+8+10+11=39

=18+21=39
answered
User Adam Mrozek
by
9.1k points
5 votes
18------10+8
20------20+1

10+8+20+1=39

Hope that helped:)
answered
User Wuct
by
8.2k points
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