Multiply and divide integers using mental and written strategies
| 1. | Number Detectives: a[6] = 729 | |
| 2. | Hitting The Big Times: Fill in the missing numbers in a vertical multiplication sum | |
| 3. | Hitting The Big Times: Fill in the missing numbers in a vertical multiplication sum | |
| 4. | Maths production: Put the correct ending on each multiplication sentence | |
| 5. | Maths production: Put the correct ending on each multiplication sentence | |
| 6. | Maths production: Put the correct ending on each multiplication sentence | |
| 7. | Double Up: 140 | |
| 8. | Double Up: 240 | |
| 9. | Double Up: 160 | |
| 10. | Double Up: 180 | |
| 11. | Double Up: 130 | |
| 12. | Accounting for cars: Money multiplication | |
| 13. | Drive the dollars: Money multiplication | |
| 14. | Hitting the big times: *3 *55 x * = 6* 465 | |
| 15. | Hitting the big times: 44626 x 6 = *6**5* | |
| 16. | Hitting the big times: **457 x 4 = 93 **8 | |
| 17. | Hitting the big times: 82 *4* x 20 = 1 **6 94* | |
| 18. | Hitting the big times: 51* *37 x 3 = * *48 71* | |
| 19. | Times Machine: Outputs (x12) | |
| 20. | Times Machine: Inputs (x6) | |
| 21. | Times Machine: Write the answer after the numbers have been multiplied | |
| 22. | Deck the halls: 60 pine cones x 30 Christmas trees | |
| 23. | Scientifically speaking: 32 children with 7 milk cartons each | |
| 24. | Granny squares 25 x 15 | |
| 25. | Water the Vines: 16 rows of vines x 110 metres | |
| 26. | Legal Eagles Coffee Shop: $7500x12 = $? | |
| 27. | Maths production: Complete each number sentence | |
| 28. | Maths production: Complete each number sentence | |
| 29. | Maths production: Complete each number sentence | |
| 30. | Maths production: Complete each number sentence | |
| 31. | Same or different: Click all the boxes with the same answer | |
| 32. | Same or different: Click all the boxes with the same answer | |
| 33. | Same or different: Click all the boxes with the same answer | |
| 34. | Same or different: Click all the boxes with the same answer | |
| 35. | Multiplication Simplification: Use doubling and halving to simplify multiplication | |
| 36. | Multiplication Simplification: Use doubling and halving to simplify multiplication | |
| 37. | Multiplication Simplification: Use doubling and halving to simplify multiplication | |
| 38. | Multiplication Simplification: Use doubling and halving to simplify multiplication | |
| 39. | Maths Production: Complete each number sentence | |
| 40. | Maths Production: Complete each number sentence | |
| 41. | Number Production: Complete each number sentence | |
| 42. | Number Production: Complete each number sentence | |
| 43. | Number Production: Complete each number sentence | |
| 44. | Times Machine: Write the correct multiplier on the times machine | |
| 45. | Times Machine: Write the correct multiplier on the times machine | |
| 46. | Times Machine: Write the correct multiplier on the times machine | |
| 47. | Times Machine: Write the correct multiplier on the times machine | |
| 48. | Times Machine: Write the correct multiplier on the times machine | |
| 49. | Times Machine x -50 | |
| 50. | Times Machine x -12 | |
| 51. | Times Machine x -6 | |
| 52. | Times Machine x -80 | |
| 53. | Times Machine x -30 | |
| 54. | Hitting the Big Times: Write missing numbers in vertical large number multiplicatiions | |
| 55. | Hitting the Big Times: Write missing numbers in vertical large number multiplicatiions | |
| 56. | Hitting the Big Times: Write missing numbers in vertical large number multiplicatiions | |
| 57. | Number detectives *x-4=-24 | |
| 58. | Number detectives *x-4=-28 | |
| 59. | Number detectives *x3=-27 | |
| 60. | Number detectives *x5=30 | |
| 61. | Number detectives -6x-2=* | |
| 62. | Number detectives 3x-7=* | |
| 63. | Number detectives 5x-6=* | |
| 64. | Number detectives -3x-3=* | |
| 65. | Number detectives 6x*=-18 | |
| 66. | Number detectives -3x*=12 | |
| 67. | Number detectives -6x*=24 | |
| 68. | Number detectives -2x*=-16 | |
| 69. | Multi-Multiplication-7 x3 x-3 x-2 x-5 | |
| 70. | Multi-Multiplication 6 x-5 x9 x-7 x-4 | |
| 71. | Number detectives *x7=-42 | |
| 72. | Number detectives *x-9=-45 | |
| 73. | Number detectives 35x90 | |
| 74. | Number detectives 820x10x*=1640 | |
| 75. | Multipication Simplification: Simplify multiplication by doubling and halving | |
| 76. | Multipication Simplification: Simplify multiplication by doubling and halving | |
| 77. | Multipication Simplification: Simplify multiplication by doubling and halving | |
| 78. | Multipication Simplification: Simplify multiplication by doubling and halving | |
| 79. | Multipication Simplification: Simplify multiplication by doubling and halving | |
| 80. | Find the Mystery Number: Solve multiplication sentences with a symbol for an unknown number | |
| 81. | Find the Mystery Number: Solve multiplication sentences with a symbol for an unknown number | |
| 82. | Multiplication Simplification: Use doubling and halving to simplify multiplication | |
| 83. | Multiplication Simplification: Use doubling and halving to simplify multiplication | |
| 84. | Multiplication Simplification: Use doubling and halving to simplify multiplication | |
| 85. | Multiplication Simplification: Use doubling and halving to simplify multiplication | |
| 86. | Multiplication Simplification: Use doubling and halving to simplify multiplication | |
| 87. | Division Chain: Three- and four-digit numbers | |
| 88. | Division Chain: Three- and four-digit numbers | |
| 89. | Number detectives : 48/80 | |
| 90. | Number detectives : 15/50 | |
| 91. | Number detectives : 32÷40 | |
| 92. | Divide a thousand: 28 000/70 | |
| 93. | Divide a thousand: 48 000/600 | |
| 94. | Divide a thousand 16 488/4 | |
| 95. | Divide a thousand 21 360/30 | |
| 96. | Pie maths: Dollar division | |
| 97. | Game Buddies: $270/3 | |
| 98. | Busy bodies: Dollar division | |
| 99. | Divide hundreds: Division of 3-digit hundreds multiples | |
| 100. | Divide a hundred 90 and 80 | |
| 101. | Divide ten thousand 30 000 / 50 = ? | |
| 102. | Divide a hundred thousand 280 000 / 40 = ? | |
| 103. | Divide a hundred thousand 640 000 / 8000 = ? | |
| 104. | Degrees of heat: How many times hotter is the Earth's inner core than the upper mantle? | |
| 105. | Rolling rivers: Compare the length of the Nile with the length of the Murrumbidgee | |
| 106. | Go green: Average number of trees planted per week | |
| 107. | Pay up!: Calculate fortnightly pay from annual salary | |
| 108. | Plant division: Average monthly turnover | |
| 109. | My Fair Sharer: Outputs (/ -9) | |
| 110. | My Fair Sharer: Write the correct division setting | |
| 111. | Divide and rule: Use halving to simplify division | |
| 112. | Divide and rule: Use halving to simplify division | |
| 113. | Divide and rule: Use halving to simplify division | |
| 114. | True or false: -36 / -6 = -6 | |
| 115. | True or false: -72 / -9 = 8 | |
| 116. | True or false: 7 = -84 / -12 | |
| 117. | True or false: -96 / 12 = -24 / 3 | |
| 118. | Ahoy there, me hearties!: Money division | |
| 119. | Cockroach count: Money division | |
| 120. | My fair sharer: / -9 | |
| 121. | My fair sharer: / -12 | |
| 122. | Divide and rule: Simply division calculations by halving | |
| 123. | Divide and rule: Simply division calculations by halving | |
| 124. | Divide and rule: Simply division calculations by halving | |
| 125. | Divide and rule: Simply division calculations by halving | |
| 126. | Divide and rule: Simply division calculations by halving | |
| 127. | True or False: -21/-7=3 | |
| 128. | True or False: -156/-12=13 | |
| 129. | True or False: -96/12=-8 | |
| 130. | True or False: -72/8=9 | |
| 131. | True or False: -45/-5=-9 | |
| 132. | Slam Dunk: Measurement mtuliplication | |
| 133. | Surf's up: Money division | |
| 134. | My Fair Sharer /-7 | |
| 135. | My Fair Sharer /-4 | |
| 136. | Divide and Rule: Simplify division by halving both numbers | |
| 137. | Divide and Rule: Simplify division by halving both numbers | |
| 138. | Divide and Rule: Simplify division by halving both numbers | |
| 139. | Divide and Rule: Simplify division by halving both numbers | |
| 140. | Divide and Rule: Simplify division by halving both numbers | |
| 141. | Around the World in 8 days: Calculate price of fuel | |
| 142. | Detective Duck finds the mystery suspect: Understand division terminology | |
| 143. | Find the Mystery Number: Solve division sentences with a symbol for an unknown number | |
| 144. | Find the Mystery Number: Solve division sentences with a symbol for an unknown number | |
| 145. | Divide Ten Thousand 42600/300=* | |
| 146. | Divide Ten Thousand 39 200/700=* | |
| 147. | My Fair Sharer: Write correct division setting | |
| 148. | Circular Logic: How many arc-seconds in a circle? | |
| 149. | Enid the Elephant's Equations - 15/3 | |
| 150. | Four Force - complete number sentences | |
| 151. | Happy Birthday 4 - hours in 11 years and 6 months | |
| 152. | Aged to Perfection 4 - year 131 500 hours after 1991 | |
| 153. | Leap Years - select leap years from list | |
| 154. | It's A Dog's Life 3 - sevenths of a year, "dog years" vs "human years" | |
| 155. | Wait a Moment 1 - medieval time units, points and moments | |
| 156. | The Traditions of Time 1 - quadrennium, quinquennium and octennium | |
| 157. | It's A Dog's Life 2 - sevenths of a year, "dog years" vs "human years" | |
| 158. | It's A Dog's Life 1 - sevenths of a year, "dog years" vs "human years" | |
| 159. | It's A Dog's Life 4 - sevenths of a year, "dog years" vs "human years" | |
| 160. | Lunar Ticks 4 - Callipic cycles, Metatonic cycles and years | |
| 161. | The Way Things Used To Be 1 - Hebrew time units, heleks | |
| 162. | Wait a Moment 3 - medieval time units, ounces and moments | |
| 163. | Wait a Moment 2 - medieval time units, ounces and moments | |
| 164. | The Traditions of Time 3 - quadrennium, quinquennium and octennium | |
| 165. | The Way Things Used To Be 2 - Hebrew time units, heleks | |
| 166. | Wait a Moment 4 - medieval time units, ounces and moments | |
| 167. | The Great Paschal Period - solar and lunar cycles | |
| 168. | The Traditions of Time 2 - quadrennium, quinquennium and octennium | |
| 169. | Wal's Water Worries - 2.5L bottles in 80L barrel | |
| 170. | Wal's Water Worries - 1.25L bottles in 10L barrel | |
| 171. | Talking Maths - time to fill bath, 2 measures of L/min | |
| 172. | Melted Maths - (tablespoons) 20mL to make 140mL |