Numbers Digital Content/Grade 4/Mathematics/Numbers = Sub strand 1.1 Whole numbers View Resource = Sub strand 1.2 Addition View Resource = Sub strand 1.3 Subtraction View Resource = Sub strand 1.4 Multiplication View Resource = Sub strand 1.5 Division View Resource = Sub strand 1.6 Fractions View Resource = Sub strand 1.7 Decimals View Resource = Sub strand 1.8 Use of letters View Resource