Question

номер1026 б,в,г,д
как решить? (подробно)

Answer 1

2,4/5*3-4/5*3=3(14/5-4/5)=3*10/5=6
3,3/8*1/2:9/16
3 ,3/8*1/2=27/8*1/2=27/16
27/16:9/16=3

Answer 2

1,1/5*3+4/5*3=3(6/5+4/5)=3*2=6

Answer 3

2,4/5*5/8-1,15*5/8=5/8(14/5-6/5)=5/8*8/5=1

Answer 4

3 3/5+ 2 2/5 = 6
8 2/5 - 2 2/5 = 6
2 4/9 + 6 1/9 = 8 5/9
2 4/8 - 1 1/8 = 1 3/8