Second Grade Math Basics

Front

What is addition?

Back

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

Tags

CCSS.1.OA.A.1

Front

What is the sum of 30 and 50?

Back

80

Tags

CCSS.2.NBT.B.5

Front

What is a fraction?

Back

A fraction represents a part of a whole. It is written as two numbers separated by a line, like 1/2.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What fraction of 10 is 3?

Back

3/10

Tags

CCSS.5.NF.B.3

Front

What is a hundred?

Back

A hundred is the number 100, which is ten groups of ten.

Tags

CCSS.2.NBT.A.1B

Front

How many hundreds are in 760?

Back

7

Tags

CCSS.2.NBT.A.1B

Front

What is time?

Back

Time is a way to measure how long something takes or when something happens.

Tags

CCSS.RI.1.3

CCSS.RI.1.5

CCSS.RI.2.3

CCSS.RI.2.5

CCSS.RI.K.3

Front

What time is 4:00?

Back

4:00 is four o'clock, which is four hours after midnight.

Tags

CCSS.1.MD.B.3

Front

What is a shape?

Back

A shape is the form of an object, like a circle, square, or triangle.

Tags

CCSS.1.G.A.1

CCSS.2.G.A.1

Front

What fraction of a shape is shaded?

Back

The fraction of a shape that is shaded shows how much of the shape is covered.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A