Ratios - Onsponge Topics

Ratios - Onsponge Topics

1. 3.7 External Changed (P5 Onsponge)

   • 2. Make end ratios the same using LCM
   • 3. Multiply throughout and get the new ratios
   • 5. Compare both to get the difference
   • 6. Solve for difference in Units
   • 4. Draw the Model using Units and numbers making both Ending Parts the same
   • 1. First Write Out the Ratios - Beg Ratio :Use Units, Ending Use Parts
   • DETERMINE WHAT YOU HAVE TO SOLVE

2. Learning Points

   • The Units will always be the same!
   • For Money, Replacing refers to dollar amount, not number of coins!
   • Sometimes the deduction occurs earlier

Images and files in the map