Question

Tolong bantuin kerjakan soalnya ya,sama caranya sekalian

Answer 1

No.4 B
3/8 + 2/9 - 2/5 = (135+80-144)/360
= 71/360
no.7 B
165%=1,65
1 = 1,375
19/10 = 1,9
1,86
n0.6 1:80.000.000 D
-smoga mmbantu

Answer 2

No6.
sk=jp÷sk
21 cm : 16800 km=
21 : 1680000000= 1 : 80.000.000
= d








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