Grade 2 Math

3X3=9, “X” means

• addition

• subtracting

• multipliation

Tags

CCSS.L.1.4A

CCSS.RI.1.1

CCSS.RI.1.4

What is the sign represents “addition”?

• =

• +

• -

Tags

CCSS.RI.1.1

CCSS.RI.1.4

CCSS.SL.1.2

CCSS.SL.1.3

What is the sign represents “subtraction”?

• =

• +

• -

Tags

CCSS.RI.1.1

multiplication means:

• repeated addition

• repeated subtraction

• repeated multiplication

Tags

CCSS.L.1.4A

CCSS.RI.1.1

CCSS.RI.1.4

3X3=9, “3” means

• factor

• plus

• product

3X3=9, “9” means

• factor

• subtraction

• product

3X3=9, “=” means

• factor

• product

• equals

How do you say “3X3=9”?

• 3 times 3 equals 9

• 3 adding 3 equals 9

• 3 plus 3 equals 9

3X4=12 the group is...

• 4 groups of 3

• 3 groups of 4

• 3 groups of 3

Tags

CCSS.RI.1.1

7X8=56 the groups is...

• 7 groups of 7

• 7 groups of 8

• 8 groups 8

Tags

CCSS.RI.1.1