Eli has 8 shells. Lily has twice as many. How many shells do they have together?
24 shells.
Twice 8 is 16, and 8 + 16 = 24.
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.
More math riddles
Ana has 20 apples and Omar has 5. How many more apples does Ana have?
Kai has 18 shells and Ana has 5. How many more shells does Kai have?
One bird costs 2 dollars. How many dollars do 6 birds cost?
Mia has 5 icicles and finds 4 more. How many icicles does Mia have now?
Half of the 8 rainbows on the table are taken away. How many rainbows are left on the table?
Ida counts bees in a pattern: 4, 6, 8, 10. How many bees come next?