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If you already know what a conditional statement is, then you're smarter than you look. And boy do you look smart.

Formal proofs present the oh-so-mathematical evidence in two columns: one for the statement they are claiming is true, and the other for the reason...

Indirect proofs (or proofs by contradiction) prove their conclusion by showing that the opposite cannot be true. You can use this in math and in ar...

Mathematical Reasoning Drill 6, Problem 1. The mathematical operation needed to figure out the amount of carpeting in square feet that Sheila...

Sounds logical to us!

CAHSEE Math Mathematical Reasoning: Drill 2, Problem 5. Which of the following conclusions can be drawn based on the above information?

Mathematical Reasoning Drill 5, Problem 1. Which of the following could be the number of pieces the lasagna was cut into?

Mathematical Reasoning Drill 5, Problem 2. Which of the following represents the relationship between x and y?

Mathematical Reasoning Drill 5 Problem 3. Which of the following could be the integer mentioned?

Mathematical Reasoning Drill 5 Problem 4. Which of the following represents the relationship between n and an?

Mathematical Reasoning Drill 5, Problem 5. How many pencils could Mrs. Morrison have had?

Mathematical Reasoning Drill 6, Problem 2. The arithmetic operation used to find the distance that Iron Man traveled during this time can also...

CAHSEE Math Mathematical Reasoning Drill 6, Problem 3. If, instead, 30 total milligrams were required, which of the following equations shows...

Mathematical Reasoning Drill 6, Problem 4. Which of the following would be the new expression that gives the number of pizza slices available to ea...

Mathematical Reasoning Drill 6, Problem 5. The arithmetic method involved in finding the number of meters in 1 centimeter is equivalent to the...