Fill in the blanks.
23 of the girls are equal to
57 of the boys.
- Number of girls = _____ u
- Number of boys = _____ u
- Total number of girls and boys = _____ u
- Difference between the number of girls and boys = _____ u
(a)
Change fraction into units.
23 of the girls =
57 of the boys
Make the numerators the same using the LCM of 2 and 5.
LCM of 2 and 5 = 10
2 x 53 x 5 of the girls of the girls =
5 x 27 x 2 of the boys
1015 of the girls =
1014 of the boys
The totals are shown in the denominators.
Number of girls = 15 u
(b)
Number of boys = 14 u
(c)
Total number of girls and boys
= 15 u + 14 u
= 29 u
(d)
Difference between the number of girls and boys
= 15 u - 14 u
= 1 u
Answer(s): (a) 15; (b) 14; (c) 29; (d) 1