Question

45-63 +34-19-54+78
simplify this☝️☝️​

Answer 1

The answer is 21

Step by step explanation

45-63+34-19-54+78

-18+34-19-54+78

16 -19-54+78

-3-54+78

-57+78

21

I hope it's helpful to you

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Answer 2

Answer:

${\underline{\sf \green{45 - 63 + 34 - 19 - 54 + 78 }} }$

By adding additive sign ones and negative sign ones individually

$\red\dashrightarrow\underline{\underline{\sf \green{ 157 - 136}} }$

$\red\dashrightarrow\underline{\underline{\sf \green{ 21}} }$

$\large{\mathscr{\color{darkblue}{Hope \: it \: Helps}}}$