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Big Ideas Math: Modeling Real Life, Grade 6

BI

Big Ideas Math: Modeling Real Life, Grade 6 View details

1. Algebraic Expressions

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Exercise 53 Page 208

Substitute 10 for a in the expression.

2 56

Practice makes perfect

To evaluate the given expression for a=10, we should substitute 10 for a in the given expression and then simplify.

a/4+1/3

a= 10

10/4+1/3

▼

Add fractions

a/b=a * 3/b * 3

10* 3/4* 3+1/3

Multiply

30/12+1/3

a/b=a * 4/b * 4

30/12+1* 4/3* 4

Multiply

30/12+4/12

Add fractions

34/12

Write as a sum

24+10/12

Write as a sum of fractions

24/12+10/12

Calculate quotient

2+10/12

a/b=.a /2./.b /2.

2+5/6

Add terms

2 56

Subchapter links

Try It p.202-204

Self-Assessment for Concepts & Skills p.204

Self-Assessment for Problem Solving p.205

Review & Refresh p.206

Concepts, Skills, & Problem Solving p.206-208