Calculating
| 1. | Same or different: Click all the boxes with the same answer. | |
| 2. | Same or different: Click all the boxes with the same answer. | |
| 3. | Same or different: Click all the boxes with the same answer. | |
| 4. | Number Detectives: Mystery Teens | |
| 5. | 100 Zone: 180+30, 270+50, 40+330 | |
| 6. | 100 Zone: 568+30, 623+20, 60+480 | |
| 7. | 100 Zone: 372+20, 638+50, 110+40 | |
| 8. | 100 Zone: 263+20, 390+30, 70+680 | |
| 9. | 100 Zone: 890+50, 329+30, 50+440 | |
| 10. | Complementary pairs: 347+454=801 | |
| 11. | Complementary pairs: 482+395=877 | |
| 12. | Complementary pairs: 278+596=874 | |
| 13. | Complementary pairs: 532+209=741 | |
| 14. | Complementary pairs: 627+277=904 | |
| 15. | Add it up: 5346+369 | |
| 16. | Add board: 140*+8*0=*229 | |
| 17. | Add board: *7*0+458=2*5* | |
| 18. | Add board: 15*5+60*=2*55 | |
| 19. | Add board: 1*88+4*0=*10* | |
| 20. | Adding Hundreds 136+*=536 566+200=* 300m/t264=* | |
| 21. | Adding Hundreds 532+*=732 328+500=* 600m/t119=* | |
| 22. | Adding 105 254+*=250 421+105=* 105m/t101=* | |
| 23. | Hundreds to Add - 562+*=667 263+105=* 105m/t714=* | |
| 24. | Hundreds to Add - 365+*=470 532=105=637 105m/t283=* | |
| 25. | Hundreds and Hundreds: Complete vertical algorithm | |
| 26. | Hundreds and Hundreds: Complete vertical algorithm | |
| 27. | Hundreds and Hundreds: Complete vertical algorithm | |
| 28. | Adding decimals: Write missing numbers in vertical addition of 2-digit numbers with 1 dp | |
| 29. | Add it up: Addition of decimal numbers with regrouping | |
| 30. | Decimal Dropouts : Decimal hundredths totalling 1 | |
| 31. | Scoring Decimal Points: *4.34 + 7*.0* = 93.*1 | |
| 32. | Scoring Decimal Points: 4.*6 + 3.1* = *.08 | |
| 33. | Scoring Decimal Points: 7.4* + *.68 = 11.*1 | |
| 34. | Add it up 146.29+11.72 | |
| 35. | Add it up 348.26+56.32 | |
| 36. | Hundreds Takeaway: 777 - 699 = *78 | |
| 37. | Hundreds Takeaway: 792 -*6* = 5*8 | |
| 38. | Subtraction Chains | |
| 39. | Thousands Takeaway: 61*8 - 4*2* =*219 | |
| 40. | Thousands Takeaway: *47* - 2859 = 5**4 | |
| 41. | Hundreds and Thousands: *782 - *3* = 18*6 | |
| 42. | 100 zone: 105-15, 306-8, 109-10 | |
| 43. | 100 zone: 304-7, 400-15, 401-5 | |
| 44. | 100 zone: 400-6, 400-9, 400-11 | |
| 45. | 100 zone: 402-5, 312-15, 314-15 | |
| 46. | 100 zone: 108-9, 111-12, 106-7 | |
| 47. | 1000s crossing: 6010-5995, 8012-7990, 4023-3998 | |
| 48. | 1000s crossing: 8016-7991, 7004-6987, 9020-8995 | |
| 49. | Same or different: Click all the boxes with the same answer. | |
| 50. | Same or different: Click all the boxes with the same answer. | |
| 51. | Mysteries of 20: Decimals | |
| 52. | Mysteries of 20: Decimals | |
| 53. | Mysteries of 20: Decimals | |
| 54. | Use the Pattern: Subtract (16-.3)(160-3)(1600-30) | |
| 55. | Use the Pattern: Subtract (15-0.1)(150-1)(1500-10) | |
| 56. | Use the Pattern: Subtract (20-0.4)(200-4)(2000-40) | |
| 57. | Use the Pattern: Subtract (13-.7)(113-7)(1300-70) | |
| 58. | Use the Pattern: Subtract (17-.5)(170-5)(1700-50) | |
| 59. | Use the Pattern: Subtract (11-0.6)(110-6)(1100-60) | |
| 60. | Subtraction Chains: 14.8 -2-0.6-0.1, ?-5=20.4,-0.2-5 | |
| 61. | Subtraction Chains: ?-4=12.6,-0.5-2, ?-5=15.5,-3-0.2 | |
| 62. | Scoring Decimal Points: Write missing numbers in vertical addition of decimal numbers | |
| 63. | Scoring Decimal Points: Write missing numbers in vertical addition of decimal numbers | |
| 64. | Scoring Decimal Points: Write missing numbers in vertical addition of decimal numbers | |
| 65. | Times Machine: Write the correct multiplier into the times machine | |
| 66. | Big Times: *1 x 5 = 105 | |
| 67. | Big Times: 43 X 3 = **9 | |
| 68. | Big Times: * 2 X 4 = 24* | |
| 69. | Big Times: 74 X * = 148 | |
| 70. | Big Times: 83 X 3 = **9 | |
| 71. | Big Times: 72 X 4 = **8 | |
| 72. | Number production: Complete each multiplication sentence | |
| 73. | Number production: Complete each multiplication sentence | |
| 74. | Hit the Big times: *87 x 2 = 97* | |
| 75. | Hit the Big times: *66 x * = 996 | |
| 76. | Hit the Big times: 325 x 8 = 26** | |
| 77. | Hit the Big times: *19 x 3= 27** | |
| 78. | Same or Different: Click all the boxes with the same answer. | |
| 79. | Same or Different: Click all the boxes with the same answer. | |
| 80. | Multiplication Simplification: 64x36 | |
| 81. | Double up: Double 64, 6.4 | |
| 82. | My Fair Sharer: write the answers after each number has been divided | |
| 83. | My Fair Sharer: write the answers after each number has been divided | |
| 84. | Division Chain: Three- and four-digit numbers | |
| 85. | Division Chain: Three- and four-digit numbers | |
| 86. | Divide and rule: Simplify division problems | |
| 87. | Enid the Elephant's Equations - equivalent to 6 + 6 |