Question

Efectueaza 6×4+9×5-12÷6. b) 26+(5×8-63÷7+9×8)-100

Answer 1

6 × 4 + 9 × 5 - 12 : 6 =  67 
= 24 + 45 - 2 =
= 69 - 2 =
= 67 

 b)
 26 + ( 5 × 8 - 63 : 7 + 9 × 8 ) - 100 = 29 
= 26 + ( 40 - 9 + 72 ) - 100 =
= 26 + ( 31 + 72 ) - 100 = 
= 26 + 103 - 100 =
= 129 - 100 =
= 29