Respuesta :

Answer:

0.42 or 21/50

Step-by-step explanation:

2/100=0.02 or 1/50

4/10=0.4 or 2/5

0.4+0.02=0.42

1/50+2/5=21/50

2/100 + 4/10 = 21/50
Or decimal form (0.42)