Question
During the school holidays, Diana spent 13 of her day outside playing with her sisters and 4 hours on playing with marbles. The rest of her time was spent in the house. How many hours did she spend in the house that day?
4 m

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During the school holidays, Diana spent 13 of her day outside playing with her sisters and 4 hours on playing with marbles. The rest of her time was spent in the house. How many hours did she spend in the house that day?