Respuesta :
Answer:
22
Step-by-step explanation:
you need to add the 15 marbles and 13 marbles just if you got the answer find a perfect fit to it. 15 18
+13 +22
___ ____
18 50
Answer:
22
Step-by-step explanation:
you need to add the 15 marbles and 13 marbles just if you got the answer find a perfect fit to it. 15 18
+13 +22
___ ____
18 50