Question

cum se calculeaza
2) 253+121-323 =
3) 9 (5+3) ² - 144=



​

Answer 1

2)

$253 + 121 - 323 = 374 - 323 = 51$

3)

$9(5 + 3) {}^{2} - 144 = 9 \times 8 {}^{2} - 144 = 9 \times 64 - 144 = 576 - 144 = 432$

Answer 2

2) Explicatie,pas cu pas

le rezolvi in ordine

253+121-323=

=384-323

=61

3) Explicatie,pas cu pas

9•(5+3)²-144=

=9• 8²-144

= 9•64-144

= 576-144

= 432

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