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MaRussiya [10]
3 years ago
12

Express each repeating decimal as a fraction. 1. 1.8[4] 2. 2.1[26]

Mathematics
1 answer:
Viefleur [7K]3 years ago
4 0
Hello,

1.8444444....=1.8+1/10*0.44444....
=1.8+1/10*4/9
=1.8+4/90
=162/90+4/90
=166/90
=83/45

2.126262626...=2.1+1/10*0.262626...
=2.1+1/10*26/99
=2.1+26/990
=2079/990+26/990
=2105/990
=421/198


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