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viva [34]
3 years ago
7

What is the rational number equivalent to 1.28 repeating

Mathematics
1 answer:
Anna007 [38]3 years ago
6 0
100*1.2828...= 128.28282828..( so on..)
100x=128.28 

then you do 100x - x = 128.2828...- 1.2828..

then we subtract the .282828... part

99x = 127

then divide boths sides by 99 and then x=127/99
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