An Auckland principal isn't hopeful a new maths action plan will address the root problem.

The Government is bringing forward a new curriculum to Term 1 next year, assessing twice yearly and establishing a $20 million boost for teachers' professional development.

Laingholm Primary School principal Martyn Weatherill believes this isn't going to fix decades of under-funding.

"Political interference in the teaching practice has caused the problem. Now politicians are saying political interference in the teaching practice will solve the problem. I don't see how that's possible."

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