OpenStax, Prealgebra 2e §7.2 Commutative and Associative Properties · Example 2 · Algebra · Expressions

Commutative and Associative Properties · Example 2

Use the associative properties to rewrite the following:

ⓐ $\left(3 + 0.6\right) + 0.4 = __________$
ⓑ $\left(-4 \cdot \frac{2}{5}\right) \cdot 15 = __________$

This exercise has fill-in blanks from its source book and no answer key.

~5 minWritten answer · compare with the solution

OpenStax, Prealgebra 2e · §7.2 Commutative and Associative Properties · Example 2

Stuck? A gentle nudge

No hints for this one.

Something off?

Workspace

Your working

Check your full solution

Upload photos of your handwritten work or a PDF, and Lemma will read it and tell you whether it's right — and where it first goes wrong if not.