489/500
4.89 = 489/100
examples:(a) 4.89= 489/100
4.89 is a rational number because it can be expressed as a fraction in the form of 489/100
You could leave it as 0.489 so that it is a fraction in decimal form rather than in the form of a ratio. That does not stop it being a fraction. Its rational equivalent is 489/1000 which cannot be simplified.
489/5000
489/500
4.89 = 489/100
examples:(a) 4.89= 489/100
4.89 is a rational number because it can be expressed as a fraction in the form of 489/100
You could leave it as 0.489 so that it is a fraction in decimal form rather than in the form of a ratio. That does not stop it being a fraction. Its rational equivalent is 489/1000 which cannot be simplified.
489 ml is equal to 489 cubic centimeters.
489 squared is 239,121.
375 + 489 = 864
1, 3, 163, 489
1, 3, 163, 489
489 - 2 = 487