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Illustrative Mathematics
Illustrative Mathematics: k.oa Dice Addition 2
In this task, learners will roll dice and write and solve addition equations.
CK-12 Foundation
Ck 12: Trigonometry: Applications of Sum and Difference Formulas
[Free Registration/Login may be required to access all resource tools.] Solving equations and verifying identities with the sum and difference formulas.
Math Slice
Math Slice: Heavy Slice Special Test
A concise test for assessing number sense using weights and scales. Assessment is scored online offering students immediate feedback. Can be used for a quick assessment.