Question

a) 1/4 + 5/4=
b) 7/9 - 1/9=
c) 18/11 - 4/11=
d) 1/4 + 1/2=
e) 2/8 + 1/4=
f) 1/4 - 1/6=
g) 1/3 + 2/3 + 4/3=
h) 9/4 - 1/4 - 3/4=
i) 4/5 + 21/3 + 5/6=​

Answer 1

Resposta:

$\bf \:A) \: \frac{1}{4} \: + \frac{5}{4}$

$\bf \: \frac{1 \: + \: 5}{4}$

$\bf \: \frac{6}{4}$

$\bf \rm \: = > \red{\boxed{\frac{3}{2}}}$

$\bf \: B) \: \frac{7}{9} \: - \frac{1}{9}$

$\bf \: \frac{7 \: - \: 1}{9}$

$\bf \: \frac{6}{9}$

${ \bf \large \: = > \red{ \boxed{ \frac{2}{3}}}}$

$\bf \: C) \: \frac{18}{11} \: - \frac{4}{11}$

$\bf \: \frac{18 \: - \: 4}{11}$

$\large \: = > \red{\boxed{\frac{14}{11} }}$

$\large \:D) \: \frac{1}{4} \: + \frac{1}{2}$

$\bf \: \frac{1 \: + \: 2}{4}$

$\large \: = > \red{ \boxed{\frac{3}{4}}}$

$\large E)\: \frac{2}{8} \: + \frac{1}{4}$

$\bf \: \frac{1}{4} \: + \frac{1}{4}$

$\bf \: \frac{1 \: + \: 1}{4}$

$\bf \: \frac{2}{4}$

$\large \: = > \red{\boxed{\frac{1}{2}}}$

$\large \: F) \: \frac{1}{4} \: - \: \frac{1}{6}$

$\bf \: \frac{3 \: - \: 2}{12}$

$\bf \: = > \red{\boxed{ \frac{1}{12}}}$

$\large \: G) \: \frac{1}{3} \: + \frac{2}{3} \: + \frac{4}{3}$

$\bf \: \frac{1 \: + \: 2 \: + \: 4}{3}$

$\large \: = > \red{ \boxed{\frac{7}{3}} }$

$\large \: H) \: \frac{9}{4} \: - \frac{1}{4} - \frac{3}{4}$

$\bf \: \frac{9 \: - \: 1 \: - \: 3}{4}$

$\large \: = > \red{ \boxed{\frac{5}{4} }}$

$\large \: I) \: \frac{4}{5} \: + \frac{21}{3} \: + \frac{5}{6}$

$\bf \: \frac{4}{5} \: + 7 \: + \frac{5}{6}$

$\bf \frac{24 \: + \: 210 \: + \: 25}{30}$

$\large \: = > \red{\boxed{\frac{259}{30}}}$

$\large \bf \rm \: \color{Gold}\boxed{Espero \: ter \: ajudado}$

Answer 2

Resposta:

$a) \frac{1}{4} + \frac{5}{4} \\ \\ \frac{1}{4} + \frac{5}{4} \\ \\ \frac{1 + 5}{4} \\ \\ \frac{6}{4} \\ \\ \frac{6 \div 2}{4 \div 2} \\ \\ \frac{3}{4 \div 2} \\\\ \frac{6 \div 2}{4 \div 2} \\ \\ \frac{3}{2} \\ \\ \cancel{ \frac{6}{4} } \\ \\ \frac{3}{2} \\ \pink{resposta} \\ \red{ \frac{3}{2} }$

Explicação passo-a-passo:

$b) \frac{7}{9} - \frac{1}{9} \\ \\ \frac{7}{9} - \frac{1}{9} \\ \\ \frac{7 - 1}{9} \\ \\ \frac{6}{9} \\ \\ \frac{6 \div 3}{9 \div 3} \\ \\ \frac{2}{9 \div 3} \\ \\ \frac{6 \div 3}{9 \div 3} \\ \\ \frac{2}{3} \\ \\ \cancel{ \frac{6}{9}} \\ \\ \frac{2}{3} \\ \green{resposta} \\ \red{ \frac{3}{2}}$

Explicação Passo a Passo

$c) \frac{18}{11} - \frac{4}{11} \\ \\ \frac{18}{11} - \frac{4}{11} \\ \\ \frac{18 - 4}{11} \\ \\ \frac{14}{11} \\ \green{resposta} \\ \red{ \frac{14}{11}}$

Explicação Passo a Passo

$d) \frac{1}{4} + \frac{1}{2} \\ \\ \frac{1}{4} + \frac{1}{2} \\ \\ \frac{1}{4} + \frac{1 \times 2}{2 \times 2} \\ \\ \frac{1}{4} + \frac{2}{2 \times 2} \\ \\ \frac{1}{4} + \frac{1 \times 2}{ 2\times2} \\ \\ \frac{1}{4} + \frac{2}{4} \\ \\ \frac{1 + 2}{4} \\ \frac{1}{4} + \frac{1}{2} \\ \\ \frac{1 + 2}{4} \\ \\ \frac{3}{4} \\ \green{resposta} \\ \red{ \frac{3}{4}}$

Explicação Passo a Passo

$e) \frac{2}{8} + \frac{1}{4} \\ \\ \frac{2}{8} + \frac{1}{4} \\ \\ \frac{2}{8} \\ \\ \frac{2 \div 2}{8 \div 2} \\\\ \frac{1}{8 \div 2} \\ \\ \frac{2 \div 2}{8 \div 2} \\ \\ \frac{1}{4} \\ \\ \frac{2}{8} + \frac{1}{4} \\ \\ \frac{1}{4} + \frac{1}{4} \\ \\ \frac{1 + 1}{4} \\ \\ \frac{2}{4} \\ \\ \frac{2 \div 2}{4 \div 2} \\ \\ \frac{1}{4 \div 2} \\ \\ \frac{2 \div 2}{4 \div 2} \\ \\ \frac{1}{2} \\ \\ \cancel{ \frac{2}{4}} \\ \\ \frac{1}{2} \\ \green{resposta} \\ \red{ \frac{1}{2}}$

Explicação Passo a Passo

$f) \frac{1}{4} - \frac{1}{6} \\ \\ \frac{1}{4} - \frac{1}{6} \\ \\ \frac{1 \times 3}{4 \times 3} - \frac{1}{6} \\ \\ \frac{1}{4} - \frac{1}{6} \\ \\ \frac{1 \times 3}{4 \times 3} - \frac{1 \times 2}{6 \times 2} \\ \\ \frac{3}{4 \times 3} - \frac{1 \times 2}{6 \times 2} \\ \\ \frac{1 \times 3}{4 \times 3} - \frac{1 \times 2}{6 \times 2} \\ \\ \frac{3}{12} - \frac{1 \times 2}{6 \times 2} \\ \\ \frac{1 \times 3}{4 \times 3} - \frac{1 \times 2}{6 \times 2} \\ \\ \frac{3}{12} - \frac{2}{6 \times 2} \\ \frac{1 \times 3}{4 \times 3} - \frac{1 \times 2}{6 \times 2} \\ \\ \frac{3}{12} - \frac{2}{12} \\ \\ \frac{3 - 2}{12} \\ \\ \frac{1}{4} - \frac{1}{6} \\ \\ \frac{3 - 2}{12} \\ \\ \frac{1}{12} \\ \green{resposta} \\ \red{ \frac{1}{12} }$

Explicação Passo a Passo

$g) \frac{1}{3} + \frac{2}{3} + \frac{4}{3} \\ \\ \frac{1}{3} + \frac{2}{3} + \frac{4}{3} \\ \\ \frac{1 + 2 + 4}{3} \\ \\ 1 + 2 + 4 \\ \\ 3 + 4 \\ \\ 7 \\ \\ \frac{1 + 2 + 4}{3} \\ \\ \frac{7}{3} \\ \green{resposta} \\ \red{ \frac{7}{3} }$

Explicação Passo a Passo

$h) \frac{9}{4} - \frac{1}{4} - \frac{3}{4} \\ \\ \frac{9}{4} - \frac{1}{4} - \frac{3}{4} \\ \\ \frac{9 - 1 - 3}{4} \\ \\ 9 - 1 - 3 \\ \\ 9 - 4 \\ \\ 5 \\ \\ \frac{9 - 1 - 3}{4} \\ \\ \frac{5}{4} \\ \green{resposta} \\ \red {\frac{5}{4}}$

Explicação Passo a Passo

$i) \frac{4}{5} + \frac{21}{3} + \frac{5}{6} \\\\ \frac{4}{5} + \frac{21}{3} + \frac{5}{6} \\ \\ \frac{21}{3} \\ \\ \frac{21 \div 3}{3 \div 3} \\ \\ \frac{7}{3 \div 3} \\ \\ \frac{21 \div 3}{3 \div 3} \\ \\ \frac{7}{1} \\ \\ 7 \\ \\ \frac{4}{5} + \cancel{ \frac{21}{3} } + \frac{5}{6} \\ \\ \frac{4}{5} + 7 + \frac{5}{6} \\ \\ \frac{4 \times 6}{5 \times 6} + 7 + \frac{5}{6} \\ \\ \frac{4}{5} + 7 + \frac{5}{6} \\ \\ \frac{4 \times 6}{5 \times 6} + \frac{7}{1} + \frac{5}{6} \\ \\ \frac{4}{5} + 7 + \frac{5}{6} \\ \\ \frac{4 \times 6}{5 \times 6} + \frac{7}{1} + \frac{5 \times 5}{6 \times 5}$

$\frac{24}{5 \times 6} + \frac{7}{1} + \frac{5 \times 5}{6 \times 5} \\ \\ \frac{4 \times 6}{5 \times 6} + \frac{7}{1} + \frac{5 \times 5}{6 \times 5} \\ \\ \frac{24}{30} + \frac{7}{1} + \frac{5 \times 5}{6 \times 5} \\ \\ \frac{4 \times 6}{5 \times 6} + \frac{7}{1} + \frac{5 \times 5}{6 \times 5} \\ \\ \frac{24}{30} + \frac{7 \times 30}{1 \times 30} + \frac{5 \times 5}{6 \times 5} \\ \\ \frac{4 \times 6}{5 \times 6} + \frac{7}{1} + \frac{5 \times 5}{6 \times 5} \\ \\ \frac{24}{30} + \frac{7 \times 30}{1 \times 30} + \frac{5 \times 5}{6 \times 5}\\ \\ \frac{24}{30} + \frac{7 \times 30}{1 \times 30} + \frac{25}{6 \times 5}$

$\frac{24 + 210 + 25}{30} \\ \\ \frac{4}{5} + 7 + \frac{5}{6} \\ \\ \frac{24 + 210 + 25}{30} \\ \\ 24 + 210 + 25 \\ \\ 234 + 25 \\ \\ 259 \\ \\ \frac{24 + 210 + 25}{30} \\ \\ \frac{259}{30} \\ \green{resposta} \\ \red{ \frac{259}{30}}$

espero ter te ajudado e me desculpe se estiver algo de errado mais só tentei te ajudar