(6- $\frac{2}{3}$+ $\frac{1}{2}$ )-(5+$\frac{5}{3}$ -$\frac{3}{2}$)-(3- $\frac{7}{3}$ +$\frac{5}{2}$ ) 02/10/2021 Bởi Aubrey (6- $\frac{2}{3}$+ $\frac{1}{2}$ )-(5+$\frac{5}{3}$ -$\frac{3}{2}$)-(3- $\frac{7}{3}$ +$\frac{5}{2}$ )
Đáp án: Giải thích các bước giải: \(\begin{array}{l}\left( {6 – \frac{2}{3} + \frac{1}{2}} \right) – \left( {5 + \frac{5}{3} – \frac{3}{2}} \right) – \left( {3 – \frac{7}{3} + \frac{5}{2}} \right)\\ = 6 – \frac{2}{3} + \frac{1}{2} – 5 – \frac{5}{3} + \frac{3}{2} – 3 + \frac{7}{3} – \frac{5}{2}\\ = \left( {6 – 5 – 3} \right) + \left( {\frac{{ – 2}}{3} – \frac{5}{3} + \frac{7}{3}} \right) + \left( {\frac{1}{2} + \frac{3}{2} – \frac{5}{2}} \right)\\ = – 2 + 0 – \frac{1}{2}\\ = – \frac{5}{2}\end{array}\) Bình luận
Đáp án:
Giải thích các bước giải:
\(\begin{array}{l}\left( {6 – \frac{2}{3} + \frac{1}{2}} \right) – \left( {5 + \frac{5}{3} – \frac{3}{2}} \right) – \left( {3 – \frac{7}{3} + \frac{5}{2}} \right)\\ = 6 – \frac{2}{3} + \frac{1}{2} – 5 – \frac{5}{3} + \frac{3}{2} – 3 + \frac{7}{3} – \frac{5}{2}\\ = \left( {6 – 5 – 3} \right) + \left( {\frac{{ – 2}}{3} – \frac{5}{3} + \frac{7}{3}} \right) + \left( {\frac{1}{2} + \frac{3}{2} – \frac{5}{2}} \right)\\ = – 2 + 0 – \frac{1}{2}\\ = – \frac{5}{2}\end{array}\)
Đáp án: -5/2
Giải thích các bước giải: