Question
A box of marbles weighs 12 kg.
A box of stickers weighs 49 kg less than the box of marbles.
Find the total mass of the box of marbles and the box of stickers.
2 m

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A box of marbles weighs 12 kg.
A box of stickers weighs 49 kg less than the box of marbles.
Find the total mass of the box of marbles and the box of stickers.