Question

Efectuează scăderile,verificând prin adunare și scădere. a)98743-45023 ,
b) 789547-378525
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Answer 1

a)98743-45023=53720

Verificare:98743-53720=45023

53720+45023=98743

b)789547-378525=411022

Verificare:789547-411022=378525

411022+378525=789547

Answer 2

a) 98.743-45.023=53.720

Proba: (-) 98.743-53.720=45.023

(+) 53.720+45.023=98.743

(+) 45.023+53.720=98.743

b) 789.547-378.525=411.022

Proba: (-) 789.547-411.022=378.525

(+) 411.022+378.525=789.547

(+) 378.525+411.022=789.547