– 45 – 78 + 256 + ( – 87 )
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[tex] \sf - 45 - 78 + 256 + ( - 87)[/tex]
[tex] \sf = - (45 + 78) + 256 + ( - 87)[/tex]
[tex] \sf = - 123 + 256 + ( - 87)[/tex]
[tex] \sf = (256 - 123) + ( - 87)[/tex]
[tex] \sf = 133 + ( - 87)[/tex]
[tex] \sf = 133 - 87[/tex]
[tex] = \sf \red{46}[/tex]
Penjelasan dengan langkah-langkah:
-45-78 = - 123 + 256 = 133 + (-87) = 46
Semoga Membantu :))
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