tentukan hasil dari:a. 7 1/3-1/5=b. 3 2/7-1/9=c. 5 1/2-2/3=d. 3 1/5-2/3=ita mempunyai 2/4 meter pita.... Question from @putrinuroctavia12

pasaribuyanti748

Jawaban:

. 71/3-1/5

=22/3-1/5

=110/15-3/15

=117/15

=7 12/15

. 3 2/7-1/9

=23/7-1/9

=207/63-7/62

=200/63

=311/63

. 5 1/2-2/3

=11/2-2/3

=22/6-4/3

=18/3

. 3 1/5-2/3

=16/5-2/3

=48/15-10/15

=33/15

=23/15

Penjelasan dengan langkah-langkah:

0 votes Thanks 1

Gusti2601

$\mathbb{ \color{aqua}{ \underbrace{JAWABAN}}}$

$\begin{aligned}&& \begin{aligned} \bf{a. \: \small{ \boxed{ \bf{ \: 7 \frac{2}{15} \: }}}} \end{aligned} \end{aligned}$

$\begin{aligned}&& \begin{aligned} \bf{b. \: \small{ \boxed{ \bf{ \: 3 \frac{11}{63} \: }}}} \end{aligned} \end{aligned}$

$\begin{aligned}&& \begin{aligned} \bf{c. \: \small{ \boxed{ \bf{ \: 4 \frac{5}{6} \: }}}} \end{aligned} \end{aligned}$

$\begin{aligned}&& \begin{aligned} \bf{d. \: \small{ \boxed{ \bf{ \: 2 \frac{8}{15} \: }}}} \end{aligned} \end{aligned}$

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$\mathbb{ \color{orange}{ \underbrace{PENYELESAIAN}}}$

SOAL a :

$\small{ \boxed{ \: \begin{aligned} &\tt7 \frac{1}{3} - \frac{1}{5} \Rightarrow{ \tiny{ \boxed{ \sf{ubah \: menjadi \: pecahan \: biasa}}}} \\ &\tt = \tt \frac{22}{3} - \frac{1}{5} \Rightarrow{ \tiny{ \boxed{ \sf{samakan \: penyebutnya}}}} \\ &\tt = \tt \frac{110}{15} - \frac{3}{15} \\ &\tt = \tt \frac{110 - 3}{15} \\ &\tt = \tt \frac{107}{15} \\ &\tt = \red{ \boxed{ \green{ \bf{7 \frac{2}{15} }}}} \end{aligned} \: }} \\ \\$

SOAL b :

$\small{ \boxed{ \: \begin{aligned} &\tt3 \frac{2}{7} - \frac{1}{9} \Rightarrow{ \tiny{ \boxed{ \sf{ubah \: menjadi \: pecahan \: biasa}}}} \\ &\tt = \tt \frac{23}{7} - \frac{1}{9} \Rightarrow{ \tiny{ \boxed{ \sf{samakan \: penyebutnya}}}}\\ &\tt = \tt \frac{207}{63} - \frac{7}{63} \\ &\tt = \tt \frac{207 - 7}{63} \\ &\tt = \tt \frac{200}{63} \\ &\tt = \red{ \boxed{ \green{ \bf{3 \frac{11}{63} }}}} \end{aligned} \: }} \\ \\$

SOAL c :

$\small{ \boxed{ \: \begin{aligned} &\tt5 \frac{1}{2} - \frac{2}{3} \Rightarrow{ \tiny{ \boxed{ \sf{ubah \: menjadi \: pecahan \: biasa}}}} \\ &\tt = \tt \frac{11}{2} - \frac{2}{3} \Rightarrow{ \tiny{ \boxed{ \sf{samakan \: penyebutnya}}}}\\ &\tt = \tt \frac{33}{6} - \frac{4}{6} \\ &\tt = \tt \frac{33 - 4}{6} \\ &\tt = \tt \frac{29}{6} \\ &\tt = \red{ \boxed{ \green{ \bf{4 \frac{5}{6} }}}} \end{aligned} \: }} \\ \\$

SOAL d :

$\small{ \boxed{ \: \begin{aligned} &\tt3 \frac{1}{5} - \frac{2}{3} \Rightarrow{ \tiny{ \boxed{ \sf{ubah \: menjadi \: pecahan \: biasa}}}} \\ &\tt = \tt \frac{16}{5} - \frac{2}{3} \Rightarrow{ \tiny{ \boxed{ \sf{samakan \: penyebutnya}}}}\\ &\tt = \tt \frac{48}{15} - \frac{10}{15} \\ &\tt = \tt \frac{48 - 10}{15} \\ &\tt = \tt \frac{38}{15} \\ &\tt = \red{ \boxed{ \green{ \bf{2 \frac{8}{15} }}}} \end{aligned} \: }}$

$\colorbox{ff0000}{} \colorbox{ff4000}{}\colorbox{ff8000}{}\colorbox{ffc000}{}\colorbox{ffff00}{}\colorbox{c0ff00}{}\colorbox{80ff00}{}\colorbox{40ff00}{}\colorbox{00ff00}{}\colorbox{00ff40}{}\colorbox{00ff80}{}\colorbox{00ffc0}{}\colorbox{00ffff}{}\colorbox{00c0ff}{}\colorbox{0080ff}{}\colorbox{0040ff}{}\colorbox{0000ff}{}\colorbox{4000ff}{}\colorbox{8000ff}{}\colorbox{c000ff}{}\colorbox{ff00ff}{}\colorbox{ff00c0}{}\colorbox{ff00a0}{}\colorbox{ff0080}{}\colorbox{ff0040}{}$

0 votes Thanks 1

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SOAL a :

SOAL b :

SOAL c :

SOAL d :

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