# Year 4 Block D

 Solve one-step and two-step problems involving numbers, money or measures, including time; choose and carry out appropriate calculations, using calculator methods where appropriate Add or subtract mentally pairs of two-digit whole numbers Refine and use efficient written methods to add and subtract two-digit and three-digit whole numbers and £ and p Derive and recall multiplication facts up to 10 x 10, the corresponding division facts and multiples of numbers to 10 up to the tenth multiple Develop and use written methods to record, support and explain multiplication and division of two-digit numbers by a one-digit number, including division with remainders Use decimal notation for tenths and hundredths and partition decimals; relate the notation to money and measurement; position one-place and two-place decimals on a number line Choose and use standard metric units and their abbreviations when estimating, measuring and recording length, weight and capacity; know the meaning of 'kilo', 'centi' and 'milli' and, where appropriate, use decimal notation to record measureme Interpret intervals and divisions on partially numbered scales and record readings accurately, where appropriate to the nearest tenth of a unit Read time to the nearest minute; use am, pm and 12-hour clock notation; choose units of time to measure time intervals; calculate time intervals from clocks and timetables Draw rectangles and measure and calculate their perimeters; find the area of rectilinear shapes drawn on a square grid by counting squares Know that angles are measured in degrees and that one whole turn is 360°; compare and order angles less than 180°