Answer:
<em>Darrell has 5 toy cars left</em>
<em />
Step-by-step explanation:
<u>So he started with</u><u> 13.</u>
13
<u>He buys 22 cars from the toy store.</u>
+22
<u>He gets 21 cars for his birthday.</u>
+21
13 + 22 + 21 = 56
He has 56.
<u>But he then gave 5 of them to his sister.</u>
-5
<u>He then gives 46 to his friend Wayne.</u>
-46
56 - 5 - 46 = 5
He currently has 5 toys left.
In bold = numbers in the equations
Underlined = What happened for him to gain or to lose toy cars.