Page 206 - Demo

Arrow-Puffin-3_Semester-1 Maths 205Let's Practise 4.11I. Find the product by lattice multiplication.1.o220331 21 0424 1 89 7 843 72. 0360212 02 0414 8 67 3 628 83. 1420003 01 3 2152 0 64 6 675 8 234 x 17 = 3,978 312 x 28 = 8,736 407 x 38 = 15,4664. 2550511 02 5 4025 3 44 5 487 35. 2640821 02 4 2812 4 43 3 476 2 518 x 53 = 27,454 627 x 42 = 26,334II. Draw lattice and find the product.1. 57,102 2. 31,493 3. 39,770 4. 27,158 5. 49,648 Maths in Real Life1. 1032 2. 5625 3. 270 4. 2800 5. 3675 6. 9680 7. 364 8. 8406 9. 9240Let's Practise 4.12 Estimate the product by rounding the numbers to the biggest place value.a. 4,000 b. 4,000 c. 24,000 d. 9,000 e. 10,000 f. 8,000g. 2100 h. 5,000 i. 6,000 j. 7,000 Let's Solve1. 4, 12 2. 5, 5 3. 6 4. 7, 7 5. 0 6. 207. 38 8. 0 9. 350000 10. 44 x 10 11. multiplicand12. product 13. 148 14. 75 15. a. 200 b. 330 c. 480 d. 300 e. 390 Fun with Maths to be done by students5. DIVISION Warm Up! 4 8 7 6 5Let's Practise 5.1 Divide the following. 1. 3 2. 4Let's Practise 5.2 Divide by repeated subtraction. 1. 6 2. 3Let's Practise 5.3 Divide on the number line. 1. 4 2. 4 3. 8Let's Practise 5.4 Write down the multiplication and division fact.1. 6 x 8 = 48 48 %u00f7 8 = 6 2. 5 x 7 = 35 35 %u00f7 7 = 5