3 - Australian Teacher

Working out spacecontinue over page ifyou need more roomHow to Conquer Fractions, Decimals & Percentages Vol 2 MethodFractionsAddition Simple FractionsMethod (where lowest common denominator requires changing just one of the addends)1. Find lowest common denominator (LCD)2. Adjust numerator and denominator of the fraction that needs to be changed3. Add numerators but not denominators 4. Simplify if possible1 32x1 3 2 3 5+ + + = 1 12 4 2x2 4 4 4 4 4Method (where lowest common denominator requires changing both of the addends)1. Find lowest common denominator (LCD)2. Adjust numerator and denominator of both fractions3. Add numerators but not denominators 4. Simplify if possible2 35x2 3x3 10 9 19+ + + = 1 43 5 5x3 3x5 15 15 15 151 2 3 2 1 1 3 3 5+++5 10 6 3 14 7= = =4 3 7 5 2 2 6 3 1+++5 20 9 3 4 12= = =7 8 2 8 7 1 9 3 3+++15 5 12 3 7 14= = =10 5 13 11 7 3 12 2 7+++6 18 8 4 3 9= = =13 1 1 14 2 1 15 1 3+++2 3 5 4 3 5= = =16 3 1 17 2 1 18 3 1+++4 5 3 4 7 2= = =19 2 1 20 5 2 21 3 2+++5 3 6 5 4 3= = =22 11 4 23 7 1 24 8 1+++12 5 9 2 11 3= = =25 9 2+10 3=No. Correct % Score Signature or Comment© Intelligent Australia Productions 4