Page 212 - Demo

Arrow-Puffin-4_Semester-1 Maths 211Let's Practise 3.11I. Find the difference. 1. 653008 2. 948841 3. 361857 4. 540048 5. 231710 6. 230867II. Write in vertical form and subtract.a. 1,34,670 b. 1,06,550 c. 7,34,908 d. 5,84,867 e. 1,78,282 f. 36,122g. 4,470 h. 4,18,139 i. 56,280 j. 2,64,485Let's Practise 3.12 Subtract and then add to check your answer.a. 13,042; check : 13,042 + 61,385 = 74,427 b. 4,655; check : 4,655 + 2,397 = 7,052c. 5,520; check : 5,520 + 39,801 = 45,321 d. 32,891; check : 32,891 + 53,112 = 86,003e. 13,077; check : 13,077 + 12,085 = 25,162Let's Practise 3.13 Simplify the following expressions.a. 409 b. 533 c. 689 d. 12,947 e. 14,453 f. 17,769g. 9,89,999 h. 10,725Let's Practise 3.14 Estimate the difference of the following numbers.a. 5,000 b. 3,000 c. 1,000 d. 1,000 e. 4,000 Maths in Real Life1. 3,26,895 2. Town B; 94,100 3. 2,33,890 4. `13,430 5. Ramu's mill; `8,5756. 58,789 7. 2,63,148 8. 39,395 9. `2,27,985 10. 36,745 Let's SolveI. Find the difference. a. 20 b. 40 c. 400 d. 6700 e. 4600 f. 7,90,000 g. 69,990 h. 59,000 i. 500II. Fill in the blanks. a. same b. predecessor c. 0 d. differenceIII. Complete the following.1. 4,474; 5,409; 4,233; 5,097; 4,933; 4,637; 5143; 9,0192. 3,000; 2,800; 1,932; 2,579; 407; 299; 2,100; 2983. 2,962; 3,013; 3,113; 3,213; 4,913; 3,913; 6,913; 5,4134. 8,096; 7,226; 1,126; 8,086; 7,726; 6,120; 7,426; 8,026 Fun with Maths Magic Squares!6790 5895 8952878 2374 5043912 3521 391 6976 4690 22862257 889 13684719 3801 9187371 3426 39452200 127 20735171 3299 1872 9578 4844 47343268 68 32006310 4776 15344. MULTIPLICATION AND DIVISIONLet's Practise 4.1 Find the product.1. 7383 2. 6105 3. 8610 4. 5265 5. 26544 6. 147067. 80224 8. 40764 9. 18760