PSLEFind the following values without a calculator.
Which is greater?
- 75 or 74
- 87 or 83
- 810 or 68
(a)
If the numerators are the same, the smaller the denominator, the greater the value of the fraction.
75 is smaller than
74.
(b)
87 is smaller than
83.
(c)
If the denominators are the same, the bigger the numerator, the greater the value of the fraction.
810 =
8 x 4 10 x 4 =
3240 68 =
6 x 5 8 x 5 =
3040 3240 is greater than
3040.
810 is greater than
68.
Answer(s): (a)
74; (b)
83; (c)
810