Topic 8 review grade 4

Front

What is the relationship between the cost of nachos and the cost of a drink if nachos cost $15?

Back

The nachos cost 3 times the cost of the drink. If nachos cost $15, then the drink costs $5.

Front

What is the product of 16 and 51?

Back

816

Front

If Jay, Carmen, Autumn, and Jonahs each have 82 trading cards, how many cards do they have altogether?

Back

328 cards (82 cards each x 4 people = 328 cards).

Front

What is the product of 1,248?

Back

The area model represents the multiplication that results in 1,248.

Front

If Ms. Taylor bought 32 boxes of smencils with 25 smencils in each box, how many smencils did she buy using partial products?

Back

600 smencils (32 x 25 = 600).

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of the same number.

Front

What is the definition of 'product' in mathematics?

Back

The product is the result of multiplying two or more numbers together.

Front

How do you calculate the total number of items when you have groups of the same size?

Back

Multiply the number of groups by the number of items in each group.

Front

What is the formula for finding the area of a rectangle?

Back

Area = length x width.

Front

What does 'partial products' mean in multiplication?

Back

Partial products are the results of multiplying each digit of one number by each digit of another number, then adding those results together.