Mara has 12 bags with 2 marbles in each bag. Markus has 2 bags with 13 marbles in each bag. How many more marbles does Markus have?
Mara has 2 x 12 = <<2*12=24>>24 marbles.
Markus has 2 x 13 = <<2*13=26>>26 marbles.
Markus has 26 - 24 = <<26-24=2>>2 more marbles than Mara.
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