Fill in the blanks.
12 of the boys are equal to
23 of the girls.
- Number of boys = _____ u
- Number of girls = _____ u
- Total number of boys and girls = _____ u
- Difference between the number of boys and girls = _____ u
(a)
Change fraction into units.
12 of the boys =
23 of the girls
Make the numerators the same using the LCM of 1 and 2.
LCM of 1 and 2 = 2
1 x 22 x 2 of the boys of the boys =
2 x 13 x 1 of the girls
24 of the boys =
23 of the girls
The totals are shown in the denominators.
Number of boys = 4 u
(b)
Number of girls = 3 u
(c)
Total number of boys and girls
= 4 u + 3 u
= 7 u
(d)
Difference between the number of boys and girls
= 4 u - 3 u
= 1 u
Answer(s): (a) 4; (b) 3; (c) 7; (d) 1