43​×121​ : 41​=....

Pertanyaan

3 over 4 cross times 1 1 half space colon space 1 fourth equals.... 

N. Puspita

Master Teacher

Jawaban terverifikasi

Jawaban

 3 over 4 cross times 1 1 half space colon space 1 fourth equals 4 1 half.

Pembahasan

Pembahasan

Ingat kembali sifat berikut:

a b over c equals fraction numerator open parentheses c cross times a close parentheses plus b over denominator c end fraction a over b space colon space c over d equals a over b cross times d over c a over b cross times c over d equals fraction numerator a cross times c over denominator b cross times d end fraction   

Hasil dari 3 over 4 cross times 1 1 half space colon space 1 fourth dapat ditentukan sebagai berikut:

table attributes columnalign right center left columnspacing 0px end attributes row cell 3 over 4 cross times 1 1 half divided by 1 fourth end cell equals cell 3 over 4 cross times fraction numerator open parentheses 2 cross times 1 close parentheses plus 1 over denominator 2 end fraction divided by 1 fourth end cell row blank equals cell 3 over 4 cross times 3 over 2 divided by 1 fourth end cell row blank equals cell fraction numerator 3 cross times 3 over denominator 4 cross times 2 end fraction divided by 1 fourth end cell row blank equals cell 9 over up diagonal strike 8 subscript 2 cross times fraction numerator up diagonal strike 4 over denominator 1 end fraction end cell row blank equals cell 9 over 2 end cell row blank equals cell 4 1 half end cell end table 

Jadi, 3 over 4 cross times 1 1 half space colon space 1 fourth equals 4 1 half.

54

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