1.) 2 2/3 × (11/2 + 4/5)= 2.) 1/2 × 11/3 + 2/9 ÷ 10/6= 3.) 1 2/3 ÷ 2 1/2 - 3/5 × 1 2/7= TOLONG DIJAWAB PLEASE. BESOK DIKUMPULIN. PAKE CARA JANGAN LUPA........!!
Matematika
nayaandina75
Pertanyaan
1.) 2 2/3 × (11/2 + 4/5)=
2.) 1/2 × 11/3 + 2/9 ÷ 10/6=
3.) 1 2/3 ÷ 2 1/2 - 3/5 × 1 2/7=
TOLONG DIJAWAB PLEASE. BESOK DIKUMPULIN. PAKE CARA JANGAN LUPA........!!!!
2.) 1/2 × 11/3 + 2/9 ÷ 10/6=
3.) 1 2/3 ÷ 2 1/2 - 3/5 × 1 2/7=
TOLONG DIJAWAB PLEASE. BESOK DIKUMPULIN. PAKE CARA JANGAN LUPA........!!!!
1 Jawaban
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1. Jawaban birawakaca01
1.) 2 2/3 × (11/2 + 4/5)
= 8/3 × (55/10 + 8/10)
= 8/3 × 63/10
= 189/80 = 2 29/80
2.) 1/2 × 11/3 + 2/9 ÷ 10/6
= 22/3 + 2/9 × 6/10
= 22/3 + 54/20
= 440/60 + 162/60
= 602/60 = 10 2/60 = 10 1/30
3.) 1 2/3 ÷ 2 1/2 - 3/5 × 1 2/7
= 5/3 ÷ 5/2 - 3/5 × 9/7
= 5/3 × 2/5 - 45/21
= 6/25 - 45/21
= 126/525 - 1125/525
= -999/525 = -1 474/525