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March 11, 2017

1) Equality Fractions

QUESTION: 2/5 of Tom's card is equal to 1/4 of Mary's cards. If Mary has 30 more cards than Tom, how many cards does Tom have?

SOLUTION:

2) BRANCHING

QUESTION:

2A) Tom spent 3/5 of her money on a rocking chair. If 1/4 of the remainder was $180,...

April 9, 2016

Question:

The ratio of Eric’s money to Kim’s money was 3 : 1. After Eric gave Kim $60, the ratio of Eric’s money to Kim’s money became 3 : 5. How much did Eric have at first?

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Solution using the Storyline-Balance Method:

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