M7 Midterm Review

Front

What is the least common multiple (LCM)?

Back

The least common multiple (LCM) of two numbers is the smallest multiple that is evenly divisible by both numbers.

Front

How do you find the LCM of 4 and 10?

Back

List the multiples of each number: Multiples of 4: 4, 8, 12, 16, 20, ...; Multiples of 10: 10, 20, 30, ...; The LCM is 20.

Front

What is the sum of a positive and a negative number?

Back

When adding a positive number to a negative number, subtract the smaller absolute value from the larger absolute value and keep the sign of the number with the larger absolute value.

Tags

CCSS.7.NS.A.1C

Front

What is the result of 3 + (-7)?

Back

The result is -4.

Tags

CCSS.7.NS.A.1C

Front

What is the product of two negative numbers?

Back

The product of two negative numbers is always positive.

Tags

CCSS.7.NS.A.2A

Front

What is the result of -10 * -2?

Back

The result is 20.

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Front

What is the greatest common factor (GCF)?

Back

The greatest common factor (GCF) of two numbers is the largest number that divides both of them without leaving a remainder.

Front

How do you find the GCF of 32 and 40?

Back

List the factors of each number: Factors of 32: 1, 2, 4, 8, 16, 32; Factors of 40: 1, 2, 4, 5, 8, 10, 20, 40; The GCF is 8.

Front

What does it mean to solve for a variable?

Back

To solve for a variable means to find the value of that variable that makes the equation true.

Tags

CCSS.7.EE.B.4A

Front

What is the equation S + 18 = 24 asking for?

Back

It is asking for the value of S that makes the equation true.

Tags

CCSS.6.EE.B.5