Foundation November 2021 Paper 1 Q20
20 Freddie tries to work out \(\quad \dfrac{29.15 + 83.47}{9.82}\)
His answer is 37.65
By rounding each number to the nearest 10, show that his answer is incorrect. [3 marks]
| Answer | Mark | Comments |
|---|---|---|
| 30 or 80 or 10 | M1 | |
| \(\dfrac{30 + 80}{10}\) or \(\dfrac{110}{10}\) or \(\dfrac{112.62}{10}\) or 11.262 | M1dep | |
| 11 with 30, 80 and 10 seen | A1 |
Additional guidance
| 11 with no working | M0M0A0 |