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100 Arrow-Puffin-4_Semester-1 MathsINTERNATIONAL NUMBER SYSTEMMILLIONS THOUSANDS ONESHundred MillionsTen Millions Millions Hundred ThousandsTen Thousands Thousands Hundreds Tens OnesHM TM M HTh TTh Th H T O 100,000,000 10,000,000 1,000,000 100,000 10,000 1000 100 101Hence, 9 places are grouped into three periods namely millions, thousands and ones. Each period is further divided into three places. Ones are divided as : hundreds tens onesThousands are divided as : hundred thousands ten thousands thousandsMillions are divided as : hundred millions ten millions millionsWhile writing a number in International Place Value system, we put a comma after every 3-digits from the right.Example 1 : 2487632 can be written as 2,487,632.Example 2 : Write the following numbers in words using the International Number System.a) 602,139 b) 1,467,207 c) 13,508,119 d) 432,614,278MILLIONS THOUSANDS ONESHM TM M HTh TTh Th H T O6 0 2 1 3 91 4 6 7 2 0 71 3 5 0 8 1 1 94 3 2 6 1 4 2 7 8Periods Places a)b)c)d)The above numbers can be read as:a) Six hundred two thousand one hundred thirty-nineLet's Understand Conceptual Understanding