CAMBRIDGE PRIMARY MATHEMATICS STAGE 4 RESOURCE SHEET 3A Name ___________________________________ Date _____________ Resource sheet 3A: Using symbols to represent unknown numbers 1 Write the correct number for each shape. +2=8 = =5 = 3+ 1+4= = + 2 = 10 = =6 = +3=7 = =9 = +3=6 = 5+ 2+ 4+5= = 2 Draw the shapes in their number order. The first one has been done for you. Cambridge Primary Mathematics 4 – Wood & Low © Cambridge University Press 2021 1