Tolong di jawab beserta Caraya

4.

[tex] \frac{5}{8} + 2 \frac{1}{2} = \frac{5}{8} + \frac{5}{2} = \frac{5}{8} + \frac{20}{8} = \frac{25}{8} [/tex]

0,5kg atau 1/2 kg per adonan
1/2*3= 3/2kg
25/8 - 3/2= 25/8 - 12/8= 13/8kg atau 1(5/8) A

5.
[tex]3 \frac{7}{9} \times \frac{4}{6} = \frac{34}{9} \times \frac{4}{6} = \frac{136}{54} = \frac{68}{27} [/tex]
D