Multiple Choice

1. $0,75 -\Box =\frac{1}{4}$ ($\frac{1}{2}$) (!$0,25$) (!$\frac{1}{4}$) ($50%$)

2. $\frac{5}{32} + \Box = 2\frac{3}{4}$ ($2\frac{8}{32}$) (!$2\frac{7}{32}$) (!$0,54$) (!$1\frac{3}{15}$)

3. $\frac{15}{25} - \frac{1}{4} + \Box = 2,125$ (!$1,875$) (!$\frac{5}{4}$) ($\frac{7}{8}$) (!$0,738$)

4. $\frac{1}{2} + \Box = 3$ (!$2$) (!$1\frac{3}{4}$) ($2\frac{1}{2}$) (!$2,52$)

5. $\frac{4}{8} + \Box = \frac{5}{4}$ ($\frac{6}{8}$) (!$\frac{1}{2}$) ($75%$) (!$0,74$)

6. $\frac{5}{10} - \Box = \frac{1}{2}$ (!$\frac{1}{4}$) ($0$) (!$0,2$) (!$\frac{2}{10}$)