Maths 2nd EOU exam

Maths 2nd EOU exam

1. Fractions

   • See books 1+2 for more detail
   • Equivalent Fractions
     • 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
   • +
     • 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
   • -
     • Convert to top-heavy fraction→Common denominator (d x d) →Find numerators→- numerators and put on top→Mixed no→Cancel
   • x
     • Convert to top-heavy→Cancel any diagonal n and d →x each side and put together→Change to mixed no→Cancel if pos
   • ÷
     • Convert to top-heavy→Kiss + Flip (turn ÷ into x and flip last fraction)→finish the x method

2. Long...

   • ÷
     • Refer to book 2 (at very front)
   • ×
     • Refer to book 1 (at very back)