Question

Kakak bantu saya mengerjakan pr tapi pake cara ya

Answer 1

Verified answer

21). 8.7×4.8
→ 41.76 (a)
22). 3.2×4.7
→ 15.04 (a)
23). 11,5/100 × 10.000
→ 10.000 ÷ 100(coret) = 100
→ 11.5 × 100
→ 1.150 (a)
24). 16/100 × 75.000
→ 75.000 ÷ 100(coret) = 0,75
→ 16 × 0,75
→ 12

Answer 2

20.
24 = 2³ x 3
36 = 2² x 3²
54 = 2 x 3³

KPK = 2³ x 3³ = 8 x 27 = 216
jawaban D

21.
    8,7
    4,8
   ------- x
   686
 348
--------------- +
41,76

jawaban A

23.
11,5% x Rp. 10.000
= 11,5/100 x 10.000
= 11,5 x 100
= 1.150
jawaban A

24.
16% x Rp. 75.000
= 16/100 x 75.000
= 16 x 750
= 12.000