Question

a)[4,5-0,(3)]*0,8= va rog sa ma ajutati

Answer 1

[4,5 - 0,(3)] × 0,8 =

= (45/10 - 3/9) × 8/10 =

= (9/2 - 1/3) × 4/5 =

= (27/6 - 2/6) × 4/5 =

= 25/6 × 4/5 =

= 5×4/6 =

= 20/6 =

= 3,(3)