| Problem | Answer | % Correct |
|---|---|---|
| 22.2 - 11.1 = | 11.1 | 100%
|
| 1.25 - 1.1 = | 0.15 | 94%
|
| 10.2 - 5.2 = | 5 | 94%
|
| 2.54 - 1.52 = | 1.02 | 93%
|
| 16.12 - 4.1 = | 12.02 | 93%
|
| 20.4 - 7.2 = | 13.2 | 92%
|
| 14.9 - 1.03 = | 13.87 | 91%
|
| 16.32 - 6.33 = | 9.99 | 91%
|
| 4.4 - 1.75 = | 2.65 | 89%
|
| 6.1 - 2.35 = | 3.75 | 89%
|