George is giving two speeches at school. The first was 3.4 minutes long.Then he added 0.9 minutes to the speech.The second speech was 4.1 minutes long . Then he subtracted 1.4 minutes from it. Use the benchmark to estimate the length of each speech

Respuesta :

1) (34.60)/10

2) (41.60)/10 3) (37.60)/10

ACCESS MORE