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Jaoquin buys 3 dozen lightbulbs. After changing the lightbulbs in his house, he has 15 lightbulbs left. How many lightbulbs did he use?

Jaoquin buys 3 dozen lightbulbs. After changing the lightbulbs in his house, he has 15 lightbulbs left. How many lightbulbs did he use?
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Jaoquin buys 3 dozen lightbulbs. After changing the lightbulbs in his house, he has 15 lightbulbs left. How many lightbulbs did he use?

asked
User Lyly
by
8.3k points

1 Answer

0 votes

Answer:

21

Explanation:

1 dozen=12

3 dozen= 36

15-36=21

answered
User Stacky
by
8.0k points
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