Question

efetue as operações a)0,15+2,85 b)23,9-1,55 c)1/6+1/12 d)2/3-2/9

Answer 1

$0.15 + 2.85 = 3 \\ 23.9 - 1.55 = 22.35 \\ \frac{1}{6} + \frac{1}{12 } = 0.16 + 0.08 = 0.24 \\ \frac{2}{3} - \frac{2}{9} = 0.66 - 0.22 = 0.44$