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Envision Math 2.0: Grade 6, Volume 1

EM

Envision Math 2.0: Grade 6, Volume 1 View details

5. Evaluate Algebraic Expressions

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Exercise 23 Page 149

Substitute 23 for m in the expression.

5

Practice makes perfect

To evaluate the given expression for m= 23, we should substitute 23 for m in the given expression and then simplify.

3m ÷ 2/5

m= 2/3

3( 2/3) ÷ 2/5

▼

Simplify

DenomMultFracToNumber

3 * a/3= a

2 ÷ 2/5

a÷ b=a/b

2/25

.a /b/c.=a* c/b

2* 5/2

CancelCommonFac

Cancel out common factors

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Subchapter links

Do You Understand? p.148

Do You Know How? p.148

Assessment Practice p.150