PSLE Natalie bought some corn flour and some cake flour. She used an equal amount of corn flour and cake flour. She had
23 of the corn flour and
37 of the cake flour left. What fraction of the flour which Natalie used?
Corn flour |
Cake flour |
Total |
3x4 |
7 |
|
Used |
Left |
Used |
Left |
|
1x4 |
2x4 |
4 |
3 |
|
4 u |
8 u |
4 u |
3 u |
19 u |
The quantity of corn flour and cake flour used is the same. Make these 2 quantities the same. LCM of 1 and 4 is 4.
Fraction of the flour bought that was used
=
4 + 412 + 7 =
819Answer(s):
819