Hasil 2 1/4- 1 2/5pakai cara kak​

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Hasil 2 1/4- 1 2/5pakai cara kak​

Jawaban:

17/20

Penjelasan:

= 2 1/4 – 1 2/5

= 9/4 – 7/5

=45/20 – 28/20

=17/20

DETAIL:

Pelajaran: Matematika

Materi. : Pecahan

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Jawaban:

9/4-7/5=73

Penjelasan:

2 1/4-1 2/5=[2×4+1] – [1×5+2]=9/4-7/5=

9×5=45

7×4=28

45+28=73