Question

Tim's friends gave him 15$ for pizza. If he buys 3 pizzas for 7$ each how much more money does tim need

Answer 1

Tim needs 6 more dollars

Explanation:

7x3=21 | 21-15=6

Answer 2

6$

Explanation:

3pizzas=7*3=21

he have 15 so

21-15=6$ will be needed