1. 4 3/9 ÷ 13/18 1 1/2=
2. 20 ÷ 1 1/2 × 2/5=
tlng jawab skrng y mksh !!![]()
2. 20 ÷ 1 1/2 × 2/5=
tlng jawab skrng y mksh !!
»Penyelesaian •
(1). 4 3/9 ÷ 13/18 × 1 1/2 =
= 39/9 ÷ 13/18 × 3/2
= 39/9 × 18/13 × 3/2
= 3/9 × 18 × 3/2
= 3×2×2/3
= 2÷2
= 0
= (3×3)
= 9
(2). 20 ÷ 1 1/2 × 2/5 =
= 20 ÷ 3/2 × 2/5
= 20 ÷ 5
= 4
= 4 ÷ 3/2 × 2
= 4 × 2/3 × 2
= 4/1 × 2/3 × 2/1
= (4×2×2)/(1×3×1)
= 16/3 Atau 5 1/3
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