Diketahui:
4 2/5
1 7/8
3/5
1/2
Ditanya:hasil dari (4 2/5-1 7/8)÷3/5×1/2
Penyelesaian:
(4 2/5-1 7/8)÷3/5×1/2=
(22/5-15/7)÷3/10=
((22/5×7/7)-(15/7×5/5))×10/3=
(154/35-75/35)×10/3=
79/35×10/3=790/105
790/105÷5/5=158/21
158/21=7 11/21
Jawaban:7 11/21
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Diketahui:
4 2/5
1 7/8
3/5
1/2
Ditanya:hasil dari (4 2/5-1 7/8)÷3/5×1/2
Penyelesaian:
(4 2/5-1 7/8)÷3/5×1/2=
(22/5-15/7)÷3/10=
((22/5×7/7)-(15/7×5/5))×10/3=
(154/35-75/35)×10/3=
79/35×10/3=790/105
790/105÷5/5=158/21
158/21=7 11/21
Jawaban:7 11/21