Question
Pamela had 21 ℓ of starfruit juice. She used 45 of the starfruit juice for a picnic and 27 of the remaining starfruit juice to bake starfruit-flavoured scones. How much starfruit juice did she have left? Give your answer in litres.
2 m

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Pamela had 21 ℓ of starfruit juice. She used 45 of the starfruit juice for a picnic and 27 of the remaining starfruit juice to bake starfruit-flavoured scones. How much starfruit juice did she have left? Give your answer in litres.