Question
Mrs Sarah bought a 2-litre bottle of detergent. She used 12 ℓ of the detergent in May and 14 ℓ in June. How much oil had she left?
3 m

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Mrs Sarah bought a 2-litre bottle of detergent. She used 12 ℓ of the detergent in May and 14 ℓ in June. How much oil had she left?