Maths 2nd EOU exam

Oliver H
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Fractions + Long multiplication/division

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Oliver H
Created by Oliver H almost 6 years ago
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Maths 2nd EOU exam
1 Fractions

Annotations:

  • See books 1+2 for more detail
1.1 Equivalent Fractions

Annotations:

  • You can make equivalent fractions by multiplying the numerator and denominator by the same number.
  • You can also make equivalent fractions by dividing - this is called cancelling. When it can't cancel anymore, it is in it's lowest term
1.2 +

Annotations:

  • Convert to top heavy fraction →Find common denominator (x both denominators together [and do the same sum to the top as the bottom])→Add numerators and put above the common denominator→ Convert to mixed no→Cancel down
1.3 -

Annotations:

  • Convert to top-heavy fraction→Common denominator (d x d) →Find numerators→- numerators and put on top→Mixed no→Cancel
1.4 x

Annotations:

  • Convert to top-heavy→Cancel any diagonal n and d →x each side and put together→Change to mixed no→Cancel if pos
1.5 ÷

Annotations:

  • Convert to top-heavy→Kiss + Flip (turn ÷ into x and flip last fraction)→finish the x method
2 Long...
2.1 ÷

Annotations:

  • Refer to book 2 (at very front)
2.2 ×

Annotations:

  • Refer to book 1 (at very back)

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