Question

3 Efectuează, utilizand două procedee de calcul




a) (256432): 8
(432 +546):6
b) (176 +294): 2
(255 +375): 5
c) (147+287)
(184-336): 4​

Answer 1

$(116 + 444) \div 4$

$560 \div 4$

$140$

$116 \div 4 + 444 \div 4$

$29 + 111$

$140$

a.

$(256432) \div 8 = 32054$

$(432 + 546) \div 6$

$978 \div 6$

$163$

b.

$(176 + 294) \div 2$

$470 \div 2$

$235$

$(255 + 375) \div 5$

$630 \div 5$

$126$

c.

$(147 + 287) = 434$

$(184 - 336) \div 4$

$- 152 \div 4$

$- 38$