Question

cíu

Answer 1

`6/15 + 5/15 = (6+5)/15= 11/15`

`4/8 + 3/5= 20/40 + 24/40= 44/40=11/10`

`1/2 + 5/10= 5/10 + 5/10=10/10=1`

`1/2+1/3+1/4= 6/12 + 4/12 + 3/12=13/12`

Answer 2

`a) 6/15 + 5/15 = 11/15 `

 

`b) 4/8 + 3/5 = 20/40 + 24/40 = 44/40 = 11/10 `

 

`c) 1/2 + 5/10 = 5/10 + 5/10 =  10/10 = 1 `

 

`d) 1/2 + 1/3 + 1/4 = 6/12 + 4/12 + 3/12 = 13/12 `

Answer 3

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