Leo has 11 sand castles. Zoe has twice as many. How many sand castles do they have together?
33 sand castles.
Twice 11 is 22, and 11 + 22 = 33.
About this riddle
Math riddles hide a calculation inside a short story. Pull out the numbers, work out what is being asked, and watch for a trick such as a unit change.
Difficulty: Easy. More like this: Math riddles with answers or try Target 24 for a different kind of puzzle.
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