Question

calculați a.9*1000-43*10=.b723*10-7*1000=.c53*100+4*1000=​

Answer 1

Răspuns:

$a) \: \: \: \: 9 \times 1000 - 43 \times 10 = \\ 9000 - 430 = \\ 8570$

$b) \: \: \: \: \: 723 \times 10 - 7 \times 1000 = \\ 7230 - 7000 = \\ 230$

$c) \: \: \: \: \: 53 \times 100 + 4 \times 1000 = \\ 5300 + 4000 = \\ 9300$