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He’ll use 8 tiles going up, and 7.5 tiles going across. 8 tiles gives you 1.6m and 7.5 tiles give you 1.5m. You just have to convert the metres into centimetres, and then divide it by the size of the tile. So, 160cm divided by 20cm gives you 8, and 150cm divided by 20cm gives you 7.5 🙂
Asked by Brad
Can someone help me with Maths?