One Quantity as a Fraction
Express one quantity as a fraction of another where the result may be less than 1 or greater than 1, and interpret the meaning in context
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“If there are 15 boys and 20 girls in a class, can your child express the number of boys as a fraction of the whole class and say whether that fraction is less than or greater than a half?”
Full guide and materials
- Activity. Express one quantity as a fraction of another where the result may be less than 1 or greater than 1, and interpret the meaning in context
What to notice. Express 45 minutes as a fraction of 2 hours (= 3/8) • Express a larger quantity as a fraction of a smaller one and explain why the result exceeds 1 • Simplify the resulting fraction and interpret its meaning in the original context
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If there are 15 boys and 20 girls in a class, can your child express the number of boys as a fraction of the whole class and say whether that fraction is less than or greater than a half?
Express one quantity as a fraction of another where the result may be less than 1 or greater than 1, and interpret the meaning in context
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Check understanding
- Express 45 minutes as a fraction of 2 hours (= 3/8)
- Express a larger quantity as a fraction of a smaller one and explain why the result exceeds 1
- Simplify the resulting fraction and interpret its meaning in the original context
“If there are 15 boys and 20 girls in a class, can your child express the number of boys as a fraction of the whole class and say whether that fraction is less than or greater than a half?”
Curriculum record
- Type
- Conceptual
- Subject
- Mathematics
- Domain
- Ratio & Proportion
- Age range
- Ages 11–12
Standards