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30-01-2020
Mathematics

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Mr perez buys 3 sets of cards. Each set comes with 18 striped cards & 12 polka dot cards. He uses 49 cards. How many cards does he have left?

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31-01-2020

Answer:

Step-by-step explanation:

Step 1: 3 times ((18 + 12) times 2)

Step 2: 180 is the answer for the step in step 1. 180-49=131

Step 3: The answer is 131.

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