Maths Worksheets for Class 1 Maths addition worksheet Practice 18 Maths addition worksheet Practice 17 Maths addition worksheet Practice 16 Maths addition worksheet Practice 15 Maths addition worksheet Practice 14 Maths addition worksheet Practice 13 Maths addition worksheet Practice 12 Maths addition worksheet Practice 11 Maths addition worksheet Practice 10 Maths addition worksheet Practice 9