THE OVERALL PURPOSE OF THIS ENTIRE PRODUCT IS TO GIVE YOU IDEAS AND INSPIRATION IN TEACHING TOPICS IN DOMAIN NBT at the various grade levels. Actual units with multiple problem sets with teaching guides and several quizzing options are also available.
1. An outline of all 3730 problems (as of 12/29/15) within 116 different skills. Many of these skills (with attached problems) are in use at my school in actual courses.
2. 2 worksheets of 216 problems (with answers) of level 1 (elementary) and 2 (requiring more thought but often accompanied by instructions) difficulty.
3. 2 worksheets of 216 problems (with answers) of level 2 (requiring more thought but often accompanied by instructions) and level 3 (more challenging) difficulty.
4. 2 worksheets of 216 problems (with answers) of level 3 (more challenging) and level 4 (most challenging) difficulty.
The Preview includes some problems that include the word "multiplication."
[The problems in All WORKSHEETS and PREVIEWS are printed in difficulty (1 [easy], 2 [not so easy], 3 [proficiency] up to 4 [mastery]) order within a skill. The actual difficulty level appears slightly to the left of the DK box of each problem in a very small font.]
You might also want to check out LEVEL 4 (challenging) questions
and Gifted/Challenging topics
for the NBT Domain.
Also, check out the many other items I have (and will be adding to) for grades through 5--grades covered by the NBT Domain.