Day 2 - Semester 1 Exam Review Ch 1-3 Rational Numbers (Math 7)

Front

What is the result of 6.23 - 7.5?

Back

-1.27

Front

What is the sum of −28 and −8?

Back

−36

Front

What is the sum of (7k + 9) and (4k - 3)?

Back

11k + 6

Front

How do you factor 5x + 20?

Back

5 (x + 4)

Front

What is the result of 1/4 ÷ 2/5?

Back

5/8

Front

Define a rational number.

Back

A rational number is any number that can be expressed as the quotient or fraction p/q of two integers, where p is the numerator and q is the denominator (q ≠ 0).

Front

What is the absolute value of -15?

Back

15

Front

What is the process of combining like terms in an expression?

Back

Combining like terms involves adding or subtracting coefficients of terms that have the same variable raised to the same power.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac.

Front

What is the result of adding two negative numbers?

Back

The sum of two negative numbers is always negative.