Nov. 30 Spiral Review

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 3 multiplied by 4 (3 x 4) means adding 3 four times: 3 + 3 + 3 + 3 = 12.

Front

How do you find the total weight of multiple items?

Back

To find the total weight, multiply the weight of one item by the number of items. For example, if one cat weighs 9 pounds and you have 5 cats, the total weight is 9 x 5 = 45 pounds.

Front

What is division?

Back

Division is a mathematical operation where a number is split into equal parts. For example, if you have 12 cookies and want to share them with 4 friends, each friend gets 12 ÷ 4 = 3 cookies.

Front

How do you calculate the number of days until food runs out?

Back

To calculate how many days food will last, divide the total number of food cans by the number of cans eaten per day. For example, if you have 232 cans and eat 8 cans a day, it lasts 232 ÷ 8 = 29 days.

Front

What is an equation?

Back

An equation is a mathematical statement that shows that two expressions are equal. For example, e = 9 x 6 is an equation that shows how many kittens Elise has.

Front

What does 'times as much' mean?

Back

'Times as much' means to multiply. For example, if one dog weighs 5 times as much as a cat, and the cat weighs 9 pounds, the dog weighs 9 x 5 = 45 pounds.

Front

How do you find the total number of items from groups?

Back

To find the total number of items from groups, multiply the number of groups by the number of items in each group. For example, if there are 385 cars and each car has 4 tires, the total number of tires is 385 x 4 = 1,540.

Front

What is a word problem in math?

Back

A word problem is a mathematical question presented in a narrative form, requiring you to extract the relevant information to solve it.

Front

What is the importance of units in measurement?

Back

Units are important because they tell you what the numbers mean. For example, 9 pounds tells you the weight, while 9 meters tells you a length.

Front

How do you solve a word problem?

Back

To solve a word problem, read it carefully, identify the question, extract the relevant information, and then use the appropriate mathematical operations to find the answer.