Q1 W8 Sept 30-Oct 4 Pre-Algebra

TeacherStephanie Durrance
Subject Area8th Grade Math (Pre-Algebra)
Grade Level8th
Week #8
Unit of InstructionFocus 3: Scientific Notation
Standard(s) Taught

MAFS.8.EE.1.3: Use numbers expressed in the form of a single digit times an integer power of 10 to estimate very large or very small quantities, and to express how many times as much one is than the other.

MAFS.8.EE.1.4: Perform operations with numbers expressed in scientific notation, including problems where both decimal and scientific notation are used.

Learning Targets and Learning Criteria

write very large and very small numbers in scientific notation. 

compare numbers written in scientific notation to determine how many times larger or smaller one number written in scientific notation is than another.

add, subtract, multiply, and divide numbers written in scientific notation by applying laws of exponents.

select the appropriate units for very large and small quantities when solving problems.

demonstrate on the calculator and identify that E on the calculator means   “x 10a”.

Classroom Activities



Number Sense Problem 18 (6 min)

Whole Group: ISN – Comparing Numbers in Scientific Notation (15 min)

Small Group: Ordering task, comparing real-world objects in scientific notation (1 hour)

Homework – IXL: G.2



Number Sense Problem 19 (5 min)

Whole Group: Review comparing numbers in scientific notation.

Small Group: Cut and paste scientific notation in order from least to greatest.

Exit Ticket: Compare scientific notation with the correct inequality sign.



Number Sense Problem 20 (5 min)

Whole Group: ISN – Adding and Subtracting Numbers in Scientific Notation (30 min)

Small Group: Three rotations at 20 minutes each. (1 hour)

Rotation 1 – Teacher Group (Ready Math Book) – Pages 38-41

Rotation 2 – Partners (Worksheet)/Intervention Teacher –  Adding/Subtracting Scientific Notation Practice

Rotation 3 – Independent (Technology) – IXL:  G. *Add and Subtract Scientific Notation, IReady

Exit Ticket –  Adding and Subtracting with Scientific Notation (6 min)


All IEP and ESOL accommodations provided daily.

Assignments Due

·         Homework: Complete IXL standards: G.2, G. *Add and Subtract Scientific Notation

Exit Tickets:  Compare scientific notation with the correct inequality sign,  Adding and Subtracting with Scientific Notation

Additional Resources

Khan Academy videos – type any topic in search bar followed by Khan Academy to find an instructional video for additional support.

IXL – Provides support for any grade level math standard.