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CONTENTS 8 AMAZE YOUR FRIENDS 10 IN THE SHOP 12 TABLES MAGIC 14 AT A PARTY 16 EXERCISE YOUR BRAIN CELLS 18 SHOW YOUR CLASS 20 ON A WALK 22 AT THE OFFICE 24 ON THE MOTORWAY www.classtopper.com 26 THE NINE-POINT CIRCLE 28 IN YOUR MATHS LESSON
30 CHECK YOUR BILL 32 CHECK YOUR CHANGE 34 IN THE DIY SHOP 36 HAVE A BREAK 38 AT THE POST OFFICE 40 IMPRESS YOUR PARENTS 42 DELIGHT YOUR CHILD 44 IMPROVE YOUR MIND 46 ON THE TRAIN 48 ANSWERS 52 RELATED BOOKS www.classtopper.com
Page 3 and 4: www.classtopper.com On seeing this
Page 5: www.classtopper.com caught between
Page 9 and 10: � Similarly 10,000 - 1049 = 8951
Page 11 and 12: � $10 - $2.30 = $7.70 www.classto
Page 13 and 14: www.classtopper.com You subtract cr
Page 15 and 16: www.classtopper.com 88 - 12 98 - 2
Page 17 and 18: www.classtopper.com Try a few: 1) 1
Page 19 and 20: So: � 5 + 3 = 20 + 21 = 41 7 4 28
Page 21 and 22: The first part is the first number,
Page 23 and 24: Diagrammatically: 2 x 8 = 16 32 x 3
Page 25 and 26: � Now suppose we want the digit s
Page 27 and 28: www.classtopper.com So all numbers
Page 29 and 30: www.classtopper.com All sums, even
Page 31 and 32: Now suppose that there is a carry f
Page 33 and 34: � Similarly in 73 - 49 we decide
Page 35 and 36: � Similarly 234 x 7 = 1638 We get
Page 37 and 38: ) Multiply crosswise and add: 2x3 +
Page 39 and 40: Practise a few: 1) 21 2) 23 3) 32 4
Page 41 and 42: � So 72 x 11 = 792 Multiply by 11
Page 43 and 44: www.classtopper.com Divide by 9: 1)
Page 45 and 46: Divide these by 9: www.classtopper.
Page 47 and 48: www.classtopper.com To sum up, for
Page 49 and 50: Page 23 1) 2021 2) 624 3) 4216 4) 2
Page 51: www.classtopper.com ANSWERS Page 45

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