1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1
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Answered by
0
Answer:
if we add that all 1 , s we get 20
Answered by
0
Answer:
20
Step-by-step explanation:
there're 20 one's, so we should add 1×20= 20......
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