Hitunglah hasil operasi berikut. A. 9,87+3,45 - 6,93 ×0,45. B. 5/2 + 2 5/6 : 3/4. C. 8,25 - 1 1/2 + 45%.
Matematika
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Pertanyaan
Hitunglah hasil operasi berikut. A. 9,87+3,45 - 6,93 ×0,45. B. 5/2 + 2 5/6 : 3/4. C. 8,25 - 1 1/2 + 45%.
2 Jawaban
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1. Jawaban agel20
A. 9,87 + 3,45 - 6,93 × 0,45
= 9,87 + 3,45 - 3,1185
= 13,32 - 3,1185
= 10,1925.
B. 5/2 + 2 5/6 : 3/4
= 5/2 + 17/6 : 3/4
= 5/2 + 68/16
= 40/16 + 68/16
= 108/16 = 54/8 = 27/4
C. 8,25 - 1 1/2 + 45%
= 825/100 - 3/2 + 45/100
= 825/100 - 150/100 + 45/100
= 675/100 + 45/100
= 720 / 100 = 36/5 -
2. Jawaban April7777
A.10,2015
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