Contents 1 Order of operations 2 Word search 3 Choosing numbers 4 Square numbers 5 Fun with number chains 6 Changing time from a 12-hour clock to a 24-hour clock   7 Changing time from a 24-hour clock to a 12-hour clock 8 Time differences   9 Time: Application 10   Addition 11   Addition pyramids 12   Addition polygons 13   Subtraction 14   Subtraction pyramids 15   Conversions: Length 16   Conversions: Mass 17   Conversions: Capacity 18   Calculations with metric units 19   Length and capacity 20   Perimeters of squares 21   Perimeters of rectangles 22   Areas of squares 23   Areas of rectangles 24   Maze: Multiples of six 25   Multiply and divide by multiples of ten 26   Multiplication 27   Long multiplication 28   Spiral sums: Long multiplication 29   Division 30   Long division 31   Multiplication and division: Worded questions 32   Proportion 33   Proportion: Worded questions 34   Ratio 35   Ratio: Worded questions 36   Fractions: Sequences 37   Calculating a fraction of a quantity 38   Fraction of a quantity 39   Equivalent fractions 40   Changing mixed numbers to improper fractions 41   Changing improper fractions to mixed numbers 42   Adding and subtracting fractions 43   Two-dimensional shapes 44   Three-dimensional solids 45   Elevations 46   Converting between fractions and decimals 47   Counting in tenths 48   Ordering decimals 49   Transforming tiles 50   Bar graphs 51   Mode 52   The probability scale 53   Tree diagrams 54   Answers 57 Milestones