Dividing Quantities in Given Ratios (VCE SSCE General Mathematics): Flashcards
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10 cards from this deck
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Practise the cards
10 cards from this deck
Step 1 when dividing quantity in ratio
Step 1 when dividing quantity in ratio
Add all numbers in ratio to find total parts
Step 2 when dividing quantity in ratio
Step 2 when dividing quantity in ratio
Divide total quantity by total parts to get one part value
Step 3 when dividing quantity in ratio
Step 3 when dividing quantity in ratio
Multiply one part value by each number in ratio
Step 4 when dividing quantity in ratio
Step 4 when dividing quantity in ratio
Check: add all shares, should equal original quantity
Total parts in ratio
Total parts in ratio
parts
What does dividing quantity by total parts give?
What does dividing quantity by total parts give?
Value of one part
Common mistake when dividing in ratios
Common mistake when dividing in ratios
Forgetting to check work at the end
60 students in ratio gives groups of
60 students in ratio gives groups of
15 and 45 students
Does method work for 3+ part ratios?
Does method work for 3+ part ratios?
Yes, works same for any number of parts
Real-world application of ratios
Real-world application of ratios
Scaling recipes