\( 78 : 6 = (60 + 18) : 6 = 60:6 + 18:6 = 10 + 3 = 13 \)
\( 84 : 3 = (60 + 24) : 3 = 60:3 + 24:3 = 20 + 8 = 28 \)
\( 57 : 3 = (30 + 27) : 3 = 30:3 + 27:3 = 10 + 9 = 19 \)
\( 62 : 2 = (60 + 2) : 2 = 60:2 + 2:2 = 30 + 1 = 31 \)
\( 74 : 2 = (70 + 4) : 2 = 70:2 + 4:2 = 35 + 2 = 37 \)
\( 75 : 5 = (50 + 25) : 5 = 50:5 + 25:5 = 10 + 5 = 15 \)
\( 48 : 3 = (30 + 18) : 3 = 30:3 + 18:3 = 10 + 6 = 16 \)
\( 24 : 3 = (24) : 3 = 8 \)