Below are links to web sites that may be of help to tutors of adult numeracy.
Adult specific
Lots of resources indexed to the currirulum for both Literacy and Numeracy
Worksheet generators
Lots of work sheets and worksheet generators. Many are freely accessible but a subscription costing US$19.99 is required for full access.
Subscription service now also good for literacy primary stuff but can use for adults
Randomly genrerated maths exercises
Free worksheets
Downaloadable materials, ideas, worksheet generators.
Obviously aimed at primarly school teachers but the materials are of some use
Buy class room resurcesres
Teaching maths
Look at the resources page for downloadable materials