bantu Kak bang pls
bantu
bantu
Jawaban:
No 1
[tex] \frac{8}{9} - \frac{1}{4} = \frac{32 - 9}{36} = \frac{23}{36} [/tex]
No 2
[tex] \frac{5}{7} - \frac{3}{9} = \frac{45 - 21}{63} = \frac{24}{63} = \frac{8}{21} [/tex]
No 3
[tex] \frac{9}{10} - \frac{1}{20} = \frac{18 - 1}{20} = \frac{17}{20} [/tex]
No 4
[tex]3 \frac{3}{4} - \frac{3}{10} = \frac{15}{4} - \frac{13}{10} = \frac{75 - 26}{20} = \frac{49}{20} = 2 \frac{9}{20} [/tex]
No 5
[tex]11 \frac{1}{2 } - 6 \frac{3}{5} = \frac{23}{2} - \frac{33}{5} = \frac{115 - 66}{10} = \frac{49}{10} = 4 \frac{9}{10} [/tex]
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