Respuesta :

it is 3 if you estimate because it is less then 3 and a half'
I hope this helps you 1) 2/5+2/3 2.3/5.3+2.5/3.5 6/15+10/15 16/15 2) 4.8+1/8-3.2/4.2 33/8-6/8 27/8 3) 1.3+1/3-1/4 4/3-1/4 4.4/3.4-1.3/4.3 16/12-3/12 13/12

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