Math 7 · Unit 4, Lesson 5
Fraction and Decimal Coefficients
Expressions with fractions and decimals in front
ElleMath-speak
In this lesson, we add, subtract, and expand expressions with rational coefficients: fractions and decimals.
FinnPlain English
Nothing new about the moves. Sort, count, hand it out. The numbers just got a little messier, so write every step down.
Write it down. Do every change on paper, one line per step. Changing signs in your head is the number one reason for missed problems. If you changed something, it should be on the paper.
Go in order. Each tile has a short explanation, then a "Let me try a few" button.
1Fraction CoefficientsCommon denominators, then countStart here
2Decimal CoefficientsLine up the decimals and keep the signs
3Fractions Outside the ParenthesesHand out a fraction
When you have finished
At the end of each tile you will find a review form to give us feedback.
NC standards: NC.7.EE.1, NC.7.NS.1, NC.7.NS.2.