Unit 3 Test Review

Front

What is the sum of 405 and 198?

Back

603

Front

Which equation does NOT represent the number of books read by third graders (747) and fifth graders (684)?

Back

747 + 684 = b

Front

Which two numbers would you add to get closest to 600: 460, 300, 134, 342?

Back

460, 134

Front

What is 124 minus 25?

Back

99

Front

What is 76 rounded to the nearest ten?

Back

80

Front

What is addition?

Back

The process of finding the total or sum by combining two or more numbers.

Front

What is subtraction?

Back

The process of finding the difference between two numbers.

Front

What does it mean to round a number?

Back

To adjust a number to the nearest specified value, such as the nearest ten.

Front

What is the difference between 747 and 684?

Back

63

Front

What is the closest number to 600 when adding two numbers?

Back

The closest sum is 594 (460 + 134).