Numbers are very important and old., The numbers we use today are called Hindu-Arabic numbers., An Italian professor of Maths travels to North Africa., He sees the numbers they uses there., They are much easier to use thatn the numbers in Italy., When he goes back to Europe he shows people the numbers from North Africa., People soon use them all over the world., Before Hindu-Arabic numbers, the numbers in Europe were called Roman Numerals., You can still see Roman Numerals today., Roman numerals are letters., You combine lettes to make Roman numerals., When you put the smaller numbers on the left, you subtract to make the Roman number.,

SM3 U6 CLIL - Numbers - Unjumble

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