| Sum | Answer | % Correct |
|---|---|---|
| 93+21= | 114 | 100%
|
| 68+35= | 103 | 99%
|
| 14+99= | 113 | 99%
|
| 28+87= | 115 | 99%
|
| 5x23 | 115 | 99%
|
| 54+98= | 152 | 99%
|
| 85+36= | 121 | 98%
|
| 47+87= | 134 | 98%
|
| 75+88= | 163 | 98%
|
| 74+87= | 161 | 94%
|
| 163+88= | 251 | 89%
|
| 183-74= | 109 | 85%
|
| 224-46= | 178 | 85%
|
| 7x15 | 105 | 83%
|
| 9x13 | 117 | 79%
|
| 282-94= | 188 | 78%
|
| 175-87= | 88 | 78%
|
| 8x14 | 112 | 70%
|
| 361-74= | 287 | 70%
|
| 137-84= | 53 | 69%
|
| 6x32 | 192 | 68%
|
| 284-76= | 208 | 64%
|
| 367-129= | 238 | 64%
|
| 485-98= | 387 | 63%
|
| 482-186= | 296 | 56%
|
| 12x27 | 324 | 46%
|
| 14x23 | 322 | 40%
|
| 17x17 | 289 | 39%
|
| 13x35 | 455 | 31%
|
| 16x26 | 416 | 30%
|