Grade 4 Spiral

Front

What is the equation to find the total number of refrigerators and stoves made in a day if a factory makes 400 refrigerators and 125 more stoves?

Back

x = 400 + 400 + 125

Front

If a baker bakes 5 trays of cookies with 8 cookies each and eats 4, how do you calculate the remaining cookies?

Back

Total cookies = 5 trays * 8 cookies/tray - 4 eaten = 36 cookies left.

Front

What is the formula to calculate the area of a rectangle?

Back

Area = length × width.

Front

Calculate the area of a rectangle with a length of 8 cm and a width of 4 cm.

Back

Area = 8 cm × 4 cm = 32 cm².

Front

What is the result of multiplying 67 by 2?

Back

67 × 2 = 134.

Front

How many meters are in 23 kilometers?

Back

23 kilometers = 23,000 meters.

Front

What is the definition of area in geometry?

Back

Area is the amount of space inside a two-dimensional shape.

Front

What does it mean to add numbers?

Back

Adding numbers means to combine their values to get a total.

Front

What is the definition of multiplication?

Back

Multiplication is a mathematical operation that represents repeated addition.

Front

What is the relationship between kilometers and meters?

Back

1 kilometer = 1,000 meters.