The decision to scrap the education maintenance allowance (EMA) - a grant for the poorest teenagers to help them stay in school or college - has had the biggest impact, Mr Burns said.
The final outcome of the decision to raise tuition fees to a maximum of £9,000 per year is "not yet known", he added.
More top news
The foreign secretary's suggestion last week's bombing of an aid convoy might constitute a war crime prompted an angry response from Moscow.
Goals from Charlie Austin, Dusan Tadic and James Ward-Prowse consigned Slaven Bilic's men to their fourth straight Premier League loss.
Showers will continue in the north and west, heavy in places.