Question

diferenta adoua nr este 42. daca le impartim obtinem catul 6 restul 2

Answer 1

a-b=42
a÷b=6 r 2
a=b×6+2
b×6+2-b=42
5b=40
b=40÷5
b=8⇒a=8×6+2=48+2=50
VERIFICARE 50-8=42

Answer 2

Nr1 /_/_/_/_/_/_/..2../
Nr2/_/..........................
Diferenta
Diferenta Nr1-Nr2=42
Diferenta e formata din 5 segmente +2
Egalam segmentele:
42-2=40(5 segm eg)
Cat e1 segm sau Nr2?
40:5=8
Cat e Nr1?
8×6+2=50
Verificare:
50 -8=42






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