Click on im for notes, resources and reports on inquiries. Calculations: multiplicationim 24 x 21 = 42 x 12 im 21 x 534 > 21 x 53 x 4 > 2 x 1534 Calculations: additionim Pyramid addition inquiry
Calculations: divisionim Division inquiry
Calculations with decimalsim 60 x 1.2 = 60 + 12 im Multiplication and division inquiry
Negative numbersim Negative numbers inquiry
Place value and decimalsim Place value inquiry
Prime numbers
im Prime factors inquiry
Factors and multiplesim Product of factors inquiry The product of the factors of 24 equals 24^{4}. im HCF and LCM inquiry 1 The product of two numbers divided by their highest common factor is their lowest common multiple. im HCF and LCM inquiry 2 There are four pairs of integers which have a highest common factor of 6 and a lowest common multiple of 180.
Fractionsim Sum and product inquiry The sum of two fractions equals their product. im Adding fractions inquiry
im Sum of unit fractions inquiry The sum of two unit fractions is a unit fraction. im Fraction of a number inquiry
im Fractions inequality inquiries
im Dividing fractions inquiry
Mixed numbersim Mixed numbers inquiry
Fractions and decimals
im Converting fractions inquiry Any fraction can be converted to a decimal and any decimal can be converted to a fraction. im Recurring decimals inquiry
The decimal equivalent of a fraction with an even denominator terminates; the decimal equivalent of a fraction with a prime denominator recurs.
 Percentagesim 40% of 70 = 70% of 40 im Percentage increase and decrease inquiry
im Compound interest inquiry Compound interest of n% per annum for x years is greater than compound interest of x% per annum for n years.
Ratio and proportion im Ratio inquiry
im Rectangle ratios 1 inquiry NEW
im Rectangle ratios 2 inquiry NEW
Indices (exponents)im Indices inquiry im Squares and cubes inquiry im Laws of exponents inquiry im Base and index inquiry
Inequalities im Inequalities inquiry
