CBA 2 Review

The Smith family harvested five baskets of apples from their orchard. Each basket contained 10 apples.

Which of the following best represents the total number of apples the Smith family harvested?

• 10 x 5 = 50

• 5x5=25

• 5 + 5 + 5 + 5 + 5 = 25

• 10+10+0+10+10+10+20=

Last month, a baby giraffe was born at the zoo. The baby giraffe has grown by 147 centimeters since birth and now stands at a total height of 210 centimeters.

Which equation can be used to find the height of the baby giraffe at birth?

• 210 + 147 = ?

• 210 + 63 = ?

• 147 + 63 = ?

• 210 − 147 = ?

Which statement is true?

• 9 × 5 means 9 times as much as 5.

• 45 ÷ 9 means 9 times as much as 45.

• 8 × 3 means 3 times as much as 3.

• 18 + 6 means 18 times as much as 6.

Mr. Johnson purchased 5 boxes of cookies.

There were 12 cookies in each box. He distributed all the cookies equally onto 3 trays.

Which equation shows how to solve this?

• 5x12x3

• 5x12÷3

• 5+12+3

• 5x3-12

What animal do you like better?

• Dogs

• Cats

• Hamster

• Fish

Maria bought 3 packs of red markers and 5 packs of blue markers. Each pack contains 10 markers.

How many markers did Maria buy in total?

• 15

• 50

• 80

• 35

Which statement about 72,546 is true?

• The number 72,546 is an odd number, because it has 5 digits.

• The number 72,546 is an odd number, because the digit in the ones place is not divisible by 2.

• The number 72,546 is an even number, because it has more even digits than odd digits.

• The number 72,546 is an even number, because the ones place is divisible by 2

John has 36 notebooks that he wants to distribute equally among his 6 friends. Each friend will receive the same number of notebooks.

Which equation can be used to find the number of notebooks each friend will receive?

• 6×36=216

• 36÷6=6

• 36−6=30

• 36+6=42

What has been your favorite grade?

• K

• 1st

• 2nd

• 3rd

There are 480 apple trees in one orchard. In a nearby orchard, there are 260 apple trees. What is the difference between the numbers of apple trees in these two orchards?

(a)