Answer:Step-by-step explanation:3 1/2 + 10 3/4 = 14 5/4Find lcd of denominator then add
Answer:[tex]3 \frac{1}{2} \times 10 \frac{3}{4} \\ \\ = 3 \frac{1}{2} \times 10 \frac{3}{4} \\ = \frac{7}{2} \times \frac{43}{4} \\ = \frac{301}{8} \\ = 301 \div 8 \\ = 37 \frac{5}{8} \\ \\ = \: he \: worked \: for \: 37 \frac{5}{8} \: hours \: in \: all[/tex]Step-by-step explanation:sana makatulong. galingan mo sa pag aaral. isang brainliest lang, sapat na. salamat.