Midyear Math 2nd Grade Review

Front

What does a base ten model represent?

Back

A base ten model represents numbers using units, tens, hundreds, etc. For example, 800 is represented by 8 hundreds.

Front

What symbol makes the number sentence TRUE: 368 ____ 386?

Back

The correct symbol is <, meaning 368 is less than 386.

Front

How many tens are in the number 57?

Back

There are 5 tens in the number 57.

Front

If Rob has 59 pieces of candy and he wants to split them into two jars, what is one way he can do it?

Back

Rob can put 31 pieces in one jar and 28 pieces in the other jar.

Front

How do you find out how many girls are in the band if there are 84 students and 37 are boys?

Back

You subtract the number of boys from the total number of students: 84 - 37 = number of girls.

Front

What is the value of the digit 8 in the number 8,000?

Back

The value of the digit 8 in 8,000 is 8,000.

Front

What is the value of the digit 3 in the number 3,456?

Back

The value of the digit 3 in 3,456 is 3,000.

Front

What does it mean to compare numbers?

Back

To compare numbers means to determine which number is greater, less, or equal to another number.

Front

What is addition?

Back

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

Front

What is subtraction?

Back

Subtraction is the process of finding the difference between two numbers by taking one number away from another.