Year 4 Block B × Identify and use patterns, relationships and properties of numbers or shapes; investigate a statement involving numbers and test it with examples View all Year 4 Block B objectives. Identify and use patterns, relationships and properties of numbers or shapes; investigate a statement involving numbers and test it with examples ? × 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 View all Year 4 Block B objectives. 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 ? × Use knowledge of rounding, number operations and inverses to estimate and check calculations View all Year 4 Block B objectives. Use knowledge of rounding, number operations and inverses to estimate and check calculations ? × Use knowledge of addition and subtraction facts and place value to derive sums and differences of pairs of multiples of 10, 100 or 1000 View all Year 4 Block B objectives. Use knowledge of addition and subtraction facts and place value to derive sums and differences of pairs of multiples of 10, 100 or 1000 ? × Identify the doubles of two-digit numbers; use these to calculate doubles of multiples of 10 and 100 and derive the corresponding halves View all Year 4 Block B objectives. Identify the doubles of two-digit numbers; use these to calculate doubles of multiples of 10 and 100 and derive the corresponding halves ? × 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 View all Year 4 Block B objectives. 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 ? × Draw polygons and classify them by identifying their properties, including their line symmetry View all Year 4 Block B objectives. Draw polygons and classify them by identifying their properties, including their line symmetry ?