Question

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Answer 1

a) x= 0,444
10x= 4,444
9x= 4
x= 4/9

b) x= 0,6333
10x= 6,3333
100x= 63,3333
90x= 57
x= 57/90

c) x= 3,141414
100x= 314,141414
99x= 311
x= 311/99

d)x=2,23212321232
10000x= 22321,232
9999x= 22319
x= 22319/9999