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Instrucciones para el estudiante
1. Click 
2. Use the 
tool to complete missing numbers on the numberlines
3. Use the 
tool to read and check the numberlines are correct
4. Correct any mistakes with the tool in a different colour.
5. When you have finished click 
Notas del maestro (no visibles para los estudiantes)
Children will recognise and use the patterns on numberline sections to help solve missing number problems. They will use the pen tool to fill in the missing numbers and the mic tool to explain and check their work. Encourage children to correct using a different colour where needed.
