Page 185 - Demo

184 Arrow-Puffin-3_Semester-1 Maths%u2022 Remainder by repeated subtractionDivide : 15 + 4Therefore, 4 can be subtracted 3 times from 15 and 3 is remainder.Hence, 15 + 4 = 3 and remainder = 3= 15 4= 11 4= 7 4= 7 4 = 3 Remainder (4 cannot be subtracted further).%u2022 Remainder by division on number lineDivide : 7 + 30 1 2 3 4 5 6 7left 2nd move 1st moveThen again next 5 pencils.Clearly when 16 pencils are divided among 5 children, each child gets 3 pencils and 1 pencil is left, which cannot be divided among 5 children. The pencil that remains is called the remainder. Therefore, 16 + 5 = 3, remainder = 11 2 3 4 5You move 3 places 2 times, so it makes 6.1 is left. Hence, 1 is the remainder.