Roman Numerals
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Answers for Tuesday. Any number starting with a 9, is larger than any other number. False. This is false as although 9 is the largest digit, it depends on how many digits are in each number. For example, 999 is smaller than 2,510. This is because the first ‘9’ in 999 is only worth 900, whereas the ‘2’ in 2,510 is worth 2,000. eight hundred and ninety one thousand, three 965,173 hundred and eleven sixty thousand 891,311 Sumaiya is not correct because No: she has mixed up the ten thousands and thousands column digits. She should have read it as ‘nine hundred and eight thousand, six hundred and thirty-eight’. C, B, A Chuan is correct True, 526,251 is less than Houses 562,215. The digit in the B A D E C hundred thousands column is the same so we look at Yachts the digit in the next column B E D A C and 6 is greater than 2. The rest are 5005 Add 10 Add 100 Add 1000 2,506 2,516 2,606 3,506 7,999 8,009 8,099 8,999 5,970 5,980 6,070 6,970 L.O: To be able to read, write and convert Roman Numerals. Again, we touched on this in the Autumn Term – but good to have a revision Roman Numerals…the history Roman numerals are the numbers that were used in ancient Rome, which employed combinations of letters from the Latin alphabet (I, V, X, L, C, D and M). Numbers are represented by combinations of the following symbols: Numbers are represented by putting the symbols into various combinations in different orders. Roman Symbols Romans Numerals are based on the following symbols: Which can be combined like this: And so on… Forming Numbers – The rules: How to convert Roman Numerals Break the number into Thousands, Hundreds, Tens and Ones, and write down each in turn. A helpful way to remember the symbols: Think "MeDiCaL XaVIer". It has the roman numerals in descending order from 1000 to 1. Really Big Numbers Numbers greater than 1,000 are formed by placing a dash over the symbol, meaning "times 1,000", but these are not commonly used: Complete the missing parts of the Roman numeral 100 square. I = 1 V = 5 X = 10 L = 50 C = 100 V VI XV LII LIII LXI LXII LXXIII LXXIX LXXX LXXXVIII II XCVIII XI Write the following Roman numerals in ascending order. CDXXXIII CCXX DLVI CXXVI Complete the calculations. Write the answers in Roman numerals. 100 + CCLXXX = DCCVIII – 405 = CCXXIV + 210 = Use <, > or = to complete the statements. DCCCIX 809 DCLXXII 627 712 DCCXXII Arrange the cards below to create different Roman numerals. Each card may only be used once. I X C I Find all the possibilities. .