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Use mental math to solve the problem. Mario sold his old skateboard for $45. If he buys a new skateboard for double the price that he sold his old one, how much did he pay for h…

Use mental math to solve the problem. Mario sold his old skateboard for $45. If he buys a new skateboard for double the price that he sold his old one, how much did he pay for h…
asked 2.1k views
5 votes
Use mental math to solve the problem.

Mario sold his old skateboard for $45. If he buys a
new skateboard for double the price that he sold
his old one, how much did he pay for his new
skateboard?

asked
User Clemesha
by
7.9k points

2 Answers

5 votes

He payed $90, this is bc 45×2=90.

answered
User SoapBox
by
8.4k points
4 votes

$90

Explanation: Do 45 x 2

answered
User Dave Lillethun
by
8.1k points
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