Answer Key // A Process of Learning Mathematics - Level 3

 Answer Key // A Process of Learning Mathematics - Level 3

TABLE OF CONTENTS

Chapter 1 ....................................................................................................................................................................2

Chapter 2 ....................................................................................................................................................................8

Chapter 3 ................................................................................................................................................................. 10

Chapter 4 ................................................................................................................................................................. 11

Chapter 5 ................................................................................................................................................................. 14

Chapter 6 ................................................................................................................................................................. 16

Chapter 7 ................................................................................................................................................................. 17

Chapter 8 ................................................................................................................................................................. 18

Chapter 9 ................................................................................................................................................................. 19

Chapter 10 ............................................................................................................................................................... 22

Chapter 11 ............................................................................................................................................................... 23

Chapter 12 ............................................................................................................................................................... 31

Chapter 13 ............................................................................................................................................................... 34

Chapter 14 ............................................................................................................................................................... 36

Chapter 15 ............................................................................................................................................................... 37

Chapter 16 ............................................................................................................................................................... 37

Chapter 19 ............................................................................................................................................................... 40

Chapter 20 ............................................................................................................................................................... 41

Tests......................................................................................................................................................................... 42

Answer Key // A Process of Learning Mathematics - Level 3

A PROCESS OF LEARNING MATHEMATICS - LEVEL 3

CHAPTER 1

EX 1.1

1) Twelve

2) Fourteen

3) Nineteen

4) Twenty six

9) Sixty seven

10) Seventy three

11) Eighty six

12) Ninety one

5) Thirty four

6) Forty five

7) Forty nine

8) Fifty four

13) One hundred

14) One thousand

EX 1.2

1) 300

2) 60

3) 6

4) 500

5) 900

6) 900

7) 50

8) 5

9) 70

10) 70

11) 50

12) 800

EX 1.3

6) Six hundred and eighteen

7) Seven hundred and ninety four

8) Eight hundred

9) Nine hundred and five

10) Seven hundred and twenty

1) One hundred and twenty four

2) Two hundred and forty six

3) Three hundred and eight

4) Four hundred and seventeen

5) Five hundred and four

EX 1.4

1) 123

2) 213

3) 304

4) 434

5) 515

6) 605

7) 746

8) 816

9) 907

10) 560

EX 1.5

1) (1x100)+(4x10)+(6x1)

2) (2x100)+(3x10)+(7x1)

3) (3x100)+(8x10)+(5x1)

4) (4x100)+(8x10)+(2x1)

EX 1.6

1) 1000,1001,1002,1003,1004,1005,1006,1007,1008,1009

2) 1010,1011,1012,1013,1014,1015,1016,1017,1018,1019

3) 1020,1021,1022,1023,1024,1025,1026,1027,1028,1029

4) 1030,1031,1032,1033,1034,1035,1036,1037,1038,1039

5) 1040,1041,1042,1043,1044,1045,1046,1047,1048,1049

6) 1050,1051,1052,1053,1054,1055,1056,1057,1058,1059

7) 1060,1061,1062,1063,1064,1065,1066,1067,1068,1069

8) 1070,1071,1072,1073,1074,1075,1076,1077,1078,1079

9) 1080,1081,1082,1083,1084,1085,1086,1087,1088,1089

10) 1090,1091,1092,1093,1094,1095,1096,1097,1098,1099

5) (5x100)+(7x10)+(6x1)

6) (9x100)+(3x10)+(2x1)

Answer Key // A Process of Learning Mathematics - Level 3

11) 1100,1101,1102,1103,1104,1105,1106,1107,1108,1109

12) 1110,1111,1112,1113,1114,1115,1116,1117,1118,1119

13) 1120,1121,1122,1123,1124,1125,1126,1127,1128,1129

EX 1.7

1) 2010,2011,2012,2013,2014,2015,2016,2017,2018,2019

2) 2020,2021,2022,2023,2024,2025,2026,2027,2028,2029

3) 2030,2031,2032,2033,2034,2035,2036,2037,2038,2039

4) 2040,2041,2042,2043,2044,2045,2046,2047,2048,2049

5) 2050,2051,2052,2053,2054,2055,2056,2057,2058,2059

6) 2060,2061,2062,2063,2064,2065,2066,2067,2068,2069

7) 2070,2071,2072,2073,2074,2075,2076,2077,2078,2079

8) 2080,2081,2082,2083,2084,2085,2086,2087,2088,2089

9) 2090,2091,2092,2093,2094,2095,2096,2097,2098,2099

10) 2100,2101,2102,2103,2104,2105,2106,2107,2108,2109

11) 2110,2111,2112,2113,2114,2115,2116,2117,2118,2119

12) 2120,2121,2122,2123,2124,2125,2126,2127,2128,2129

13) 2130,2131,2132,2133,2134,2135,2136,2137,2138,2139

EX 1.8

1) 3190,3191,3192,3193,3194,3195,3196,3197,3198,3199

2) 3200,3201,3202,3203,3204,3205,3206,3207,3208,3209

3) 3210,3211,3212,3213,3214,3215,3216,3217,3218,3219

4) 3220,3221,3222,3223,3224,3225,3226,3227,3228,3229

5) 3230,3231,3232,3233,3234,3235,3236,3237,3238,3239

6) 3240,3241,3242,3243,3244,3245,3246,3247,3248,3249

7) 3250,3251,3252,3253,3254,3255,3256,3257,3258,3259

8) 3260,3261,3262,3263,3264,3265,3266,3267,3268,3269

9) 3270,3271,3272,3273,3274,3275,3276,3277,3278,3279

10) 3280,3281,3282,3283,3284,3285,3286,3287,3288,3289

11) 3290,3291,3292,3293,3294,3295,3296,3297,3298,3299

12) 3300,3301,3302,3303,3304,3305,3306,3307,3308,3309

13) 3310,3311,3312,3313,3314,3315,3316,3317,3318,3319

14) 3320,3321,3322,3323,3324,3325,3326,3327,3328,3329

EX 1.9

1) 1102

2) 2102

3) 3100,3101,3102

4) 4100,4101,4102

5) 5100,5101,5102

6) 6100,6101,6102

7) 7100,7101,7102

8) 8100,8101,8102

9) 9100,9101,9102

10) 3001,3002

11) 4000,4001,4002

12) 5000,5001,5002

13) 6000,6001,6002

14) 7000,7001,7002

15) 8000,8001,8002

16) 9000,9001,9002

17) 9001,9002,9003

18) 9005,9006,9007

Answer Key // A Process of Learning Mathematics - Level 3

EX 1.10

1) 7Ths,4Hun,9Tens,3Ones

2) 9Ths,3Hun,5Ones

3) 3Ths,6Hun,7Tens,9Ones

4) 6Ths,4Hun,3Tens,8Ones

9) 9Ths,5Hun,1Ten,5Ones

10) 4Ths,9Hun,6Ones

11) 7Hun,4Tens,5Ones

12) 8Hun,5Tens,8Ones

5) 7Ths,4Hun,5Tens

6) 9Ths,8Hun,4Tens,3Ones

7) 5Ths,8Hun,6Tens,9Ones

8) 6Ths,4Hun,2Tens,4Ones

EX 1.11

1) 2000

2) 400

3) 5000

4) 30

5) 8000

6) 200

7) 3000

8) 300

9) 9000

10) 9

11) 90

12) 900

13) 4

14) 700

15) 9000

4) 4

5) 5000

6) 300

7) 6000

8) 200

9) 8000

10) 5000

11) 60

12) 400

13) 7000

14) 3

15) 60

EX 1.12

1) 6

2) 900

3) 7000

EX 1.13

1) 6431

2) 9653

3) 8310

4) 7621

5) 9763

6) 9753

7) 6410

8) 7421

9) 6543

10) 8653

11) 8642

12) 9651

EX 1.14

1) Two thousand, three hundred and forty five

2) Three thousand, five hundred and twelve

3) One thousand, nine hundred and six

4) Five thousand, one hundred and twenty five

5) Four thousand, three hundred and forty six

6) Three thousand and eighteen

7) Four thousand and nine

8) Five thousand, four hundred and thirty five

9) Six thousand, seven hundred and nineteen

10) Seven thousand and forty eight

11) Eight thousand and five

12) Six thousand, five hundred and seventy three

13) Two thousand and thirty five

14) Three thousand, eight hundred and ninety

15) Four thousand, five hundred and eighty nine

16) Nine thousand and two

17) Eight thousand and sixty five

18) One thousand, three hundred and six

19) Five thousand and sixteen

20) Seven thousand, four hundred and fifty nine

EX 1.15

1) 2Ths,4Hun,2Tens,5Ones

2) 6Ths,7Hun,4Tens,9Ones

3) 8Ths,0Hun,7Tens,3Ones

4) 9Ths,2Hun,5Tens,4Ones

5) 3Ths,9Hun,4Tens,8Ones

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