End of Topic Review: Factors and Multiples

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder.

Front

What is a multiple?

Back

A multiple is the product of a number and an integer.

Front

Calculate the area of a rectangle with length 7cm and width 3cm.

Back

Area = length × width = 7cm × 3cm = 21cm².

Front

How many factors does the number 12 have?

Back

The factors of 12 are 1, 2, 3, 4, 6, and 12. So, it has 6 factors.

Front

What is the least common multiple (LCM) of 4 and 5?

Back

The LCM of 4 and 5 is 20.

Front

Order the numbers from least to greatest: 1/2, 1/4, 3/4, 1/8.

Back

1/8, 1/4, 1/2, 3/4.

Front

If a number is multiplied by 0, what is the product?

Back

The product is always 0.

Front

What is the greatest common factor (GCF) of 8 and 12?

Back

The GCF of 8 and 12 is 4.

Front

Calculate the product of 5 and 1/4.

Back

The product is 5 × 1/4 = 5/4 or 1.25.

Front

What is the area of a triangle with a base of 10cm and a height of 5cm?

Back

Area = 1/2 × base × height = 1/2 × 10cm × 5cm = 25cm².