PSLE Which fraction is closest to
311? Give your answer in letter. (Eg a)
(a)
37 (b)
13 (c)
310
|
(a) |
(b) |
(c) |
Given Fraction |
Fractions |
13 |
310 |
37 |
311 |
Make the numerators the same. |
39 |
310 |
37 |
311 |
Difference in denominators |
11 - 9 = 2 |
11 - 10 = 1* |
11 - 7 = 4 |
|
Make the numerators the same to compare fraction values.
If the numerators are the same, the smaller the difference between 2 denominators, the closer the value.
The difference in the denominators between (b)
310 and
311 is 1. It is the
smallest difference in denominators so fraction (b) is the
closest to the given fraction.
Answer(s): b