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Help me with theses problems

Help me with theses problems-example-1

1 Answer

9 votes

Answer:

1: 22cm 2: 30m 3: 78.54

Explanation:

1: (6x2)+(5x2)

12+10

22

2: 11+4=15

15x2

30

3: 25/2=12.5

3.14x2=6.28

12.5x6.28=78.54

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