PSLEFind the following values without a calculator.
Which is greater?
- 79 or 74
- 84 or 89
- 59 or 25
(a)
If the numerators are the same, the smaller the denominator, the greater the value of the fraction.
79 is smaller than
74.
(b)
84 is greater than
89.
(c)
If the denominators are the same, the bigger the numerator, the greater the value of the fraction.
59 =
5 x 5 9 x 5 =
2545 25 =
2 x 9 5 x 9 =
1845 2545 is greater than
1845.
59 is greater than
25.
Answer(s): (a)
74; (b)
84; (c)
59