It is: 21/15 = 1.4 as a decimal
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fraction: 7/15 decimal:0.4666666666666667
The simplified fraction of 15/21 is 5/7.
21 over 40 is irreducible as a fraction expression. 21 over 40 is 0.525 as a decimal expression.
0.368421053It's one way to express a fraction verbally.If it is indeed the description of a fraction, then the fraction is "21/57",and its decimal value is about 0.3684 (rounded).
21 / 45 = 7 / 15 seven fifteenths 7 over 15