## Tuesday, November 23, 2021

### True or False Equations Boom Cards

Looking for a cute, no prep digital math center?

In this holiday turkey-themed deck, students will determine if the given addition or subtraction equation is true or false. Cards 1-20 are within 10 and cards 21-40 are within 20 so you have the option to differentiate.

Click HERE for directions on assigning and hiding Boom cards.

Standards:

CCSS.MATH.CONTENT.1.OA.D.7

Understand the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false. For example, which of the following equations are true and which are false? 6 = 6, 7 = 8 - 1, 5 + 2 = 2 + 5, 4 + 1 = 5 + 2.

CCSS.MATH.CONTENT.1.OA.C.5

Relate counting to addition and subtraction

CCSS.MATH.CONTENT.1.OA.C.6

Add and subtract within 20, demonstrating fluency for addition and subtraction within 10.

CCSS.MATH.CONTENT.2.OA.B.2

Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers. 