Page 183 - Demo

182 Arrow-Puffin-4_Semester-1 MathsI. Fill in the blanks.1. The number that is multiplied by another number is called a _________.2. The answer we get when two numbers are multiplied with each other is called a _______________.3. Every number is a multiple of ___________________.4. The smallest number which is divisible by each of the given numbers is called the __________________.5. The greatest number which divides two or more numbers without a remainder is called the ___________________. Find the LCM by short division method.1) 18, 30 2) 13, 39 3) 12, 154) 38, 72 5) 24, 56 6) 30, 457) 112, 140 8) 117, 221 9) 88, 9910) 15, 35, 45 11) 6, 8, 45 12) 48, 72, 80Example 1 : Find the LCM of 24 and Example 2 : Find the LCM of 18, 36 and 30 by division method. 42 by short division method.Solution : LCM of 24 and 30 Solution : LCM of 18, 36 and 42 2 24 302 12 152 6 153 3 151 5 2 18 36 423 9 18 213 3 6 71 2 7 = 2 x 2 x 2 x 3 x 5 = 120. = 2 x 3 x 3 x 2 x 7 = 252. Let's Practise 5.8 ApplicationLet's Solve Problem Solving Skills