1. Hasil dari -20 +4-(-13) adalah ….
-20 + 4 – ( -13 )
Hasilnya?
= -20 + 4 – ( -13 )
= ( -20 + 4 ) – ( -13 )
= -16 – ( -13 )
= –3
-20 + 4 – ( -13 ) = –3
–3
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-20 + 4 – (- 13) = …
= (-20 + 4) – (- 13)
= -16 – (- 13)
= –3
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