Multiplicative Comparison and Factors: math test, Grade 4 – download the PDF

1 Multiplicative comparisons / 3 pts

1. Write two multiplicative comparison statements for \( 56 = 8 \times 7 \).
2. A canoe is 12 feet long. A sailboat is 4 times as long as the canoe. How long is the sailboat?
3. A tower is 72 meters tall and a statue is 8 meters tall. The tower is how many times as tall as the statue? Write an equation.

2 Add or multiply / 3 pts

Dana saves 9 dollars. Eli saves 4 times as much as Dana. Fay saves 4 dollars more than Dana.

1. How much does Eli save?
2. How much does Fay save?
3. How many more dollars does Eli save than Fay?

3 Factors of 54 / 4 pts

1. List all the factor pairs of 54.
2. List all the factors of 54 in order.
3. Is 8 a factor of 54? Justify.

4 Multiples of 12 / 3 pts

1. Write the first five multiples of 12.
2. Is 96 a multiple of 12? Justify.
3. Which multiple of 12 is between 100 and 110?

5 Prime or composite / 4 pts

1. Say whether each number is prime or composite: 31, 57, 73, 85.
2. Which prime number is even?
3. Why is 1 neither prime nor composite?

6 Divisibility and patterns / 3 pts

1. Is 7,128 divisible by 2? By 5? By 9? Explain with the digits.
2. Write the first five terms of the pattern that starts at 5 and follows the rule “add 8.”