Section A: Equality and Equivalent Expressions
Show your reasoning. A statement can be true even when neither side is a single answer.
1.
True or false? Explain: 14 + 9 = 20 + 3
2.
Fill in the blank: 27 + 8 = 30 + ___
Section B: Factors and Prime Factorization
1.
List every factor pair of 24.
2.
Write the prime factorization of 24.
Section C: Simplify & Word Problems
1.
Simplify 12/18.
2.
Calculate: 6 + 3 * 4
3.
Combine like terms: 3x + 2x
4.
Solve for x: x + 7 = 15
5.
A teacher has 3 boxes of pencils. Each box contains 8 pencils. How many pencils are there altogether?