1 ) 46,2×1.5 = 69.3 2) 7.3- 5 3/7 = 1 61 /70 3)1 61/70 × (-70 )=-131 4) 69.3 -(-131)=131 + 69.3= 200.3
1 ) 46,2×1.5 = 69.3 2) 7.3- 5 3/7 = 1 61 /70 3)1 61/70 × (-70 )=-131 4) 69.3 -(-131)=131 + 69.3= 200.3