Solving Multi-Step Equations Involving Fractions and Decimals

The video tutorial covers solving equations with fractions and decimals using Fraction and Decimal Busters. It begins with a review of the least common multiple (LCM) and provides examples to illustrate the concept. The Fraction Busters method is introduced to eliminate fractions in equations, followed by the Decimal Busters method for equations with decimals. The tutorial emphasizes step-by-step problem-solving techniques and encourages students to practice these methods.

What does LCM stand for?

• Least Common Measure

• Lowest Common Multiple

• Least Common Multiple

• Lowest Common Measure

What is the least common multiple of 4, 5, and 2?

• 25

• 15

• 20

• 10

What is the least common multiple of 3, 2, and 7?

• 42

• 28

• 21

• 35

What is the first step in solving equations with fractions?

• Use the distributive property

• Isolate the variable

• Find the least common multiple

• Collect like terms

What is the least common multiple of 10, 2, and 5?

• 10

• 5

• 15

• 20

How do you undo a positive 6n in an equation?

• Divide both sides by 6

• Subtract 6n from both sides

• Add 6n to both sides

• Multiply both sides by 6

What is the result of multiplying 7 by 1/7?

• 1

• 7

• 0

• 14

What is the least common multiple of 10 and 100?

• 100

• 10

• 50

• 200

How do you move the decimal when multiplying by 100?

• Two places to the right

• One place to the right

• Two places to the left

• One place to the left

What is the final solution for n in the equation 2/10n + 75/100 = 5/10n?

• n = 2.5

• n = 2.5

• n = 3.5

• n = 2.15