7th Math 2.1 Classwork A

Last updated over 2 years ago
6 questions
**For Auto-grading to work today, make sure not to put any extra spaces when you type addition equations**
1

The Integer Card Game™--The goal of the game is to make the number 0 when adding card values. Ms. Bizzell draws the 3 cards in the picture and wants to know if she wins.

a) Represent adding the three cards on the number line.

b) Write an addition equation to represent the sum of the three cards. (This will be auto-graded)

CFS:
#1: Accurately models on a number line
#2: Accurately writes addition equation

1

Another Play--Mr. Hwung is new to football. He gains 5 yards on the first play then lost 7 yards on the second play.

a) Represent the two integers on the number line.

b) Write an addition equation to represent the sum.


CFS:
#1: Accurately models on a number line
#2: Accurately writes addition equation

MEDIUM Problems
1

Card Game--The goal of the integer card game is to have a sum of 0. You already have the numbers -6 and 8. What number do you need to add in order to make a total of 0?

a) Represent all integers on the number line.

b) Write an addition equation to represent the sum.

"The addition equation is...."
"The number we need to make a total of 0 is..."


CFS:
#1: Accurately models on a number line
#2: Accurately writes addition equation

1

Cash Grab--In the morning, Alan finds $10 on his walk to campus. After school he walks to Target and buys $3 worth of Takis. He also buys a drink from Starbucks for $5. At the end of the day, his dad asks for the rest of the change.

a) Represent all money gained and lost on the number line

b) Write an addition equation to represent the sum.


CFS:
#1: Accurately models on a number line
#2: Accurately writes addition equation

1

SPICY--Try if you have time

Be Creative--Model any positive number and its additive inverse in your own made-up scenario. For example, you could write about a scuba diver going down 15 meters below sea level, and then rising back up 15 meters.

a) In the answer box, describe your scenario and why it is the additive inverse.

b) Write an addition equation that matches your scenario.

c) If you have time, draw your scenario in the SYW section!

4

Card Game--You are competing in the Integer Card Game. The goal is to add cards to make 0. You start with the 7 card.

a) Show two different ways to make 0 by adding two cards.

b) Write an addition equation for one of your answers.

CFS:
#1: Accurately models on a number line
#2: Accurately writes addition equation

Good work! You can push yourself by...

1) Working on adding integers on the number line on IXL (Search codes: A63, ERH, and QFU)

2) Working on recommended diagnostic skills