Alpha Mathematics (2nd Edition) links

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Chapter 1 - Numeracy - understanding and using whole numbers

Page 8      Sam Loyd’s Slider 15


Chapter 2 - Decimals

Page 18    The tortoise and the hare
Page 22    Mastermind (explanation)
Page 24    Juggling the jugs


Chapter 3 - Integers

Page 46    Subtracting integers


Chapter 4 - Multiples, factors
and primes

Page 57   Multiples in Pascals' Triangle
Page 62   Rules of divisibility
Page 65   Prime numbers
Page 66   Testing for primes
Page 68   Factoring into primes


Chapter 5 - Powers and square roots

Page 78   The Great Internet Mersenne Prime Search


Chapter 6 - Brackets and order of operations

Page 87   Phone magic
Page 88   The 3333 puzzle
 

Chapter 7 - Fractions 1

Page 91      Tangram puzzles
Page 100    Adding fractions - estimating the answer


Chapter 8 - Fractions 2

Page 114  What day of the week were you born
Page 117  Fraction to decimal converter
Page 117  Decimal to fraction converter


Chapter 9 - Percentages

Page 131   Percentage change calculator (1)
Page 131   Percentage change calculator (2)


Chapter 10 - Financial literacy

Page 147   Live exchange rates (xe.com)
Page 151   Compound interest calculator


Chapter 12 - Formulas and spatial patterns

Page 170  The Rule of 72


Chapter 15 - Expanding brackets and factorising

Page 221  The Duck - eat or be eaten (1)
Page 221  The Duck - eat or be eaten (2)


Chapter 16 - Co-ordinates

Page 234  Whole number co-ordinates
Page 237  Dodging the mines
Page 239  The 8 Queens Puzzle (1)
Page 239  The 8 Queens Puzzle (2)
Page 240  Latitude and longitude
Page 241  The 45th Parallel south


Chapter 17 - Two-dimensional graphs

Page 243  Pomegraphit - Scatter plots

Chapter 19 - Time, dates and seasons

Page 267   The current time
Page 267   Personal world clock
Page 267   Digital/analogue clock converter (1)
Page 267   Digital/analogue clock converter (2)
Page 279   Daylight saving
Page 282   Current local times in Australia/Pacific
Page 284   Astronomical clock (1)
Page 284   Astronomical clock (2)


Chapter 20 - Temperature, charts and scales

Page 289   Current temperatures around the world
Page 291   Rain radar (NZ) (1)
Page 291   Rain radar (NZ) (2)


Chapter 21 - Length and scale drawings

Page 314   Southern Cross Cables Network
Page 317   The scale of the universe
Page 320   The Auckland Santa Parade


Chapter 23 - Area and perimeter

Page 335   It just doesn't add up!
Page 344   Geoboard - perimeter and area (1)
Page 344   Geoboard - perimeter and area (2)
Page 347   Pick's Rule


Chapter 24 - Volume

Page 350   Counting blocks and adding layers


Chapter 25 - Angles

Page 366  Measuring angles with a protractor
Page 371  Acute and obtuse angles
Page 376  Complementary or supplementary angles
Page 385  Angles in a triangle


Chapter 26 - Reflection and rotation

Page 393  Object, image and mirror line
Page 393  Reflected clocks
Page 407  Doing rotations (1)
Page 407  Doing rotations (2)


Chapter 27 - Symmetry

Page 427  Types of triangle (1)
Page 427  Types of triangle (2)


Chapter 28 - Translation and enlargement

Page 441  Translation
Page 446  The Knight's Tour


Chapter 29 - 3D Shapes

Page 462  Tetracubes
Page 463  Nets


Chapter 31 - Working with data

Page 489  Stem and leaf diagrams


Chapter 32 - The statistical enquiry cycle

Page 516  Census at school (NZ)
Page 525  The NZ Census
Page 526  NZ Census 2023 Dwelling Form
Page 526  NZ Census 2023 Guide Notes
Page 526  NZ Census 2023 Individual Form


Chapter 33 - Probability

Page 530  The spinner
Page 532  The rotating icosahedron