Page 158 - Demo

Arrow-Puffin-3_Semester-1 Maths 157Multiply.1. H T O4 3 2x 2 12. H T O3 2 7x 1 73. H T O3 9 1x 1 84. H T O2 3 6x 3 1%u2192 %u00d7 7%u2192 %u00d7 20 H T O 2 8 5 %u00d7 2 71 9 9 5+5 7 0 07 6 9 51 5 1 3%u2192 %u00d7 9%u2192 %u00d7 10 H T O 3 6 3 %u00d7 1 93 2 6 7+3 6 3 06 8 9 71 5 1 29. H T O 3 6x 7 510. H T O 6 9x 8 1Example 3: Multiply 285 by 27.%u2022 Multiply 285 x 7 = 1 9 9 5%u2022 Multiply 285 x 20 = 5 7 0 0 (as 2 is in tens place)%u2022 Add 1995 + 5700 = 7 6 9 5 Therefore, 285 x 27 = 7695%u2022 Multiply 363 x 9 = 3 2 6 7%u2022 Multiply 363 x 10 = 3 6 3 0 (as 1 is in tens place.)%u2022 Add 3267 + 3630 = 6 8 9 7 Therefore, 363 x 19 = 6897Example 4: Multiply 363 by 19.Let's Understand Conceptual Understanding Let's Practise 4.8 Application