Respuesta :

Answer:

a. 40÷2.89=m  b. 13

Step-by-step explanation:

  1. i rounded 2.89 to the nearest whole which was 3
  2. then i knew in my head that this would be a divsion qustion
  3. since divideing 2.89 with 40 would be hard i did 3 instaed plus 3 id also resonable
  4. then i did 40÷3 witch is 13.3
  5. then rounded 13.3 to the nearest whole witch was 13
  6. 13 is the answer