1. Ratio: Equivalent ratio
True/false
Reflect
Your Turn
6 :15 =15 :6 ?
6 :15 = 7 :16 ?
6 :15 = 6 :5 :10 ?
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Rule

2. 6 :15 =15 :6
Equivalent? Y / N
6 :15 = 6 :12
Equivalent? Y / N
Equivalent? Y / N
6 :15 = 2 :15
6 :15 = 7 :16
Equivalent? Y / N
6 :15 = 5 :16
Equivalent? Y / N
6 :15 = 3 :30
Equivalent? Y / N
6 :15 =12 :30
Equivalent? Y / N
@mrbartonmaths

3. 6 :15 = 3 :7.5
Equivalent? Y / N
6 :15 = 2 :5
Equivalent? Y / N
Equivalent? Y / N
6 :15 = 1 :2.5
6 :15 = 10 :25
Equivalent? Y / N
6 :15 = 14 :35
Equivalent? Y / N
6 :15 = 15 :36
Equivalent? Y / N
6 :15 = 6 :5 :10
Equivalent? Y / N
@mrbartonmaths

4. Your Turn
9 :12 =12 :15
Equivalent? Y / N
9 :12 =45 :60
Equivalent? Y / N
9 :12 =3 :4
Equivalent? Y / N
9 :12 =12 :16
Equivalent? Y / N
Equivalent? Y / N
9 :12 =4 :5 :12
@mrbartonmaths

5. Your Turn - answers
9 :12 =12 :15
Equivalent? Y / N
9 :12 =45 :60
Equivalent? Y / N
9 :12 =3 :4
Equivalent? Y / N
9 :12 =12 :16
Equivalent? Y / N
Equivalent? Y / N
9 :12 =4 :5 :12
@mrbartonmaths