Page 132 - Fun with Mathematics 2

6010 e 7684, 7686, 7688, 7690, 7692 30. a 1015, 1020, 1025, 1030, 1035 b 5005, 5010, 5015, 5020, 5025 c 6010,

6015, 6020, 6025, 6030 d 7800, 7805, 7810, 7815, 7820 e 8995, 9000, 9005, 9010, 9015 31. a 3890, 3900, 3910,
3920, 3930 b 5000, 5010, 5020, 5030, 5040 c 5790, 5800, 5810, 5820, 5830 d 6910, 6920, 6930, 6940, 6950
e 7010, 7020, 7030, 7040, 7050

LET US REVISE: 1. a (iv) b (iii) c (vi) d (ii) e (i) f (v) 2. a < b > c > 3. a 593, 524, 518 b 4478, 3867, 2115
c 5548, 4934, 2378 d 8256, 7000, 6792 4. a 516, 521, 544 b 3792, 3794, 3796 c 889, 898, 998 d 4000, 4004, 4040
5. a 54, 56 b 940, 960 c 1048, 1058 d 9399, 9499

Chapter 2. additioN

1. a 64 b 58 c 77 d 97 e 77 f 88 g 89 h 88 i 91 j 79 k 99 l 79 2. a 66 b 78 c 86 d 88 e 78 f 89 g 88 h 87 i 459

j 795 k 957 l 822 m 376 n 473 o 868 p 369 q 698 r 795 s 924 t 951 u 399 v 798 w 907 x 867 3. a 62 b 95 c 85
d 70 e 92 f 51 g 81 h 92 i 70 j 74 k 53 l 87 m 90 n 92 o 83 p 93 4. a 987 b 880 c 761 d 863 e 796 f 663 g 805
h 893 i 834 j 927 k 953 l 870 5. a 796 b 565 c 926 d 663 e 636 f 925 g 970 h 729 i 877 j 775 k 758 l 706
6. a 9924 b 5786 c 7695 d 9258 e 3967 f 9694 g 7792 h 6741 i 5559 j 6279 k 8375 l 8669 7. a 6440 b 5180
c 8661 d 4415 e 9034 f 8977 g 8253 h 5427 i 7051 j 4490 k 7386 l 8962 8. a 7914 b 3537 c 8215 d 7283
e 8317 f 8630 g 9346 h 9418 9. a 144 birds b 410 trees c 556 toys d 1683 people e 933 DVDs f ` 9778

g 9394 motorbikes h 9207 books i 8530 votes j 9891 k 1999

LET US REVISE: 1. a (ii) b (i) c (iv) d (v) e (iii) 2. a (i) b (ii) c (iv) d (iii) e (ii)

Chapter 3. subtraCtioN

1. a 12 b 21 c 31 d 33 e 13 f 42 g 25 h 60 i 41 j 52 k 33 l 21 2. a 533 b 222 c 144 d 514 e 602 f 122 g 250
h 221 i 223 j 231 k 164 l 321 m 134 n 806 o 245 p 120 q 120 r 351 s 112 t 301 u 124 v 510 w 156 x 430

3. a 27 b 29 c 25 d 28 e 22 f 35 g 47 h 62 i 57 j 17 k 17 l 29 4. a 707 b 89 c 109 d 49 e 557 f 61 g 298 h 58
i 272 j 472 k 290 l 528 5. a 5213 b 7111 c 8264 d 9212 e 5261 f 3014 g 5122 h 5225 i 4114 j 2011 k 8152
l 3322 6. a 2438 b 2495 c 2546 d 2418 e 2707 f 1978 g 5389 h 4269 i 1892 j 2208 k 4291 l 4789 7. a 7259
b 2817 c 1829 d 2013 e 1082 f 2014 g 1376 h 6463 8. a 1111 b 4156 9. a 97 b 337 c 429 10. a 44 b 485 stamps
c 53 people d 6074 bangles e 1486 bottles f 900 people g 3926 bags h ` 1625 11. a 566 b 3094 c 5080 d 2859

LET US REVISE: 1. a 2590 b 1189 c 4893 d 4549 2. a 2134 – 1959 b 5467 – 3158 c 6723 – 3152 d 1456 – 670

e 4621 – 3866 3. 136 4. 3807 5. 1616 6. a (iii) b (iv) c (i) d (ii) e (i) 7. a 9999 b 3333 c 7777 d 5555 8. a (v)
b (i) c (iii) d (ii) e (iv) 9. a F b T c F d F e T

Chapter 4. multipliCatioN

1. b 28, 4 × 7 = 28 c 36; 6 × 6 = 36 d 24, 3 × 8 = 24

2. a
0 1 2 3 4 5 6 7 8 9 10 11 12 13 1 4 15 16 17 18 19 20
6 × 2 = 12

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