1. 85- (-28) : 2 - 100 2.57 - 14 - 64 - 9 + (-8) Beserta caranya

Question

Matematika Diposting : 2017-10-18 Diupdate : 2021-08-18 Hanif471

Pertanyaan

1. 85- (-28) : 2 - 100
2.57 - 14 - 64 - 9 + (-8)

Beserta caranya

Answer 1

1.85-(-28)÷2-100
=85-(-28÷2)-100
=85-(-14)-100
=85+14-100
=99-100=-1
2.57-14-64-9+(-8)
(57-14)-(64-9)+(-8)
=43-55+(-8)
=-12+(-8)
=-12-8
=-20

Answer 2

1. 85 - (-28) : 2-100
85+28:2-100
85+14-100
99-100
-1

2. 57-14-64-9+(-8)
57-14-64-9-8
43-55-8
-12-8
-20