Quiz . . . - Universityku

ᴘʟᴇᴀꜱᴇ ᴡᴀɪᴛ, ʟɪɴʟɪɴ ɪꜱ ᴛʏᴘɪɴɢ . . .
.
1) 19 – 8 + 3 × 21 = ?
2) 12 + 4 + 8 – (19 + 8) = ?
3) 31 – 22 + 9 = ?
.
Oks, ɢᴏᴏᴅ ʟᴜᴄᴋ ☆

Quiz . . .

Jawaban:

Penjelasan dengan langkah-langkah:

$1. : 19 - 8 + 3 times 21 = \ 19 - 8 + (3 times 21) = \ (19 - 8) + 63 = \ 11 + 63 = \ = 74$

$2. : 12 + 4 + 8 - (19 + 8) = \ (12 + 4) + 8 - 27 = \ (16 + 8) - 27 = \ 24 - 27 = \ = - 3$

$3. : 31 - 22 + 9 = \ 31 + 9 = \ 40 - 22 = \ = 18$

Jawaban:

1.) 74

2.) -3

3.) 18

Penjelasan dengan langkah-langkah:

1.) 19 – 8 + ( 3 × 21 )

19 – 8 + 63

11 + 63

= 74

2.) 12 + 4 + 8 – ( 19 + 8 )

12 + 4 + 8 – 27

16 + 8 – 27

24 – 27

= –3

3.) 31 – 22 + 9

9 + 9

= 18

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