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7th Math 2.4 Classwork A
By Alex Kovalik (he/him/his)
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Last updated over 2 years ago
10 questions
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Question 1
1.
No More Number Line
--You are given the following expression:
-24+18
a)
Is our sum positive or negative? Why? Use
math vocabulary.
CFS:
#1:
Uses mathematical evidence to determine the sign of a sum
Question 2
2.
You are given the following expression:
-24+18
b)
What is the sum? Write an addition equation.
"-24+18=______"
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Question 3
3.
More Practice
--You are given the following expression:
-3+75
a)
Is the sum of the following expression positive or negative?
Explain
using math vocabulary.
"The sum is (positive / negative) because..."
CFS:
#1:
Uses mathematical evidence to determine the sign of a sum
Question 4
4.
-3+75
b)
What is the sum? Write an addition equation.
MEDIUM Problems
Question 5
5.
Categories
--Decide whether the following expressions will have a
positive
sum or a
negative
sum. You do not need to calculate the sum.
(Drag and drop using the blue arrows to move into the positive or negative boxes)
100+(-132)
-7+45
-37+(-10.5)
4.5+(-1.75)
Positive Sum
Negative Sum
Question 6
6.
SUM
--Find the sum without using a number line. Write an
addition equation
.
105+(-126)
CFS:
#1:
Uses mathematical evidence to determine the sign of a sum
#2:
Shows accurate calculations for sum
visibility
View drawing
Question 7
7.
SPICY--
Try if you have time
SUM, AGAIN
--Find the sum without using a number line. Write an
addition equation
.
1.8+(-6.6)
CFS:
#1:
Uses mathematical evidence to determine the sign of a sum
#2:
Shows accurate calculations for sum
visibility
View drawing
Question 8
8.
Sort!
--Decide whether the following expressions will have a
positive
sum or a
negative
sum. You do not need to calculate the sum.
(Drag and drop using the blue arrows to move into the positive or negative boxes)
18+(-35)
22+(-6)
-17+10
-12.5+3
Positive Sum
Negative Sum
Question 9
9.
SUM
--Find the sum without using a number line. Write an
addition equation
.
**You must SYW on formative**
-99+14
"-99+14=____"
CFS:
#1:
Uses mathematical evidence to determine the sign of a sum
#2:
Shows accurate calculations for sum
visibility
View drawing
Question 10
10.
CHALLENGE
--Today's lesson is short. Set a goal for yourself. How many IXL lessons do you want to master? (Smartscore over 80)
When class is over, tell me how many
recommended/on grade level
lessons you mastered.
1 lesson
2 lessons
3 lessons
4 lessons
5 or more lessons (I'm a math pro)
Awesome! You can...
1) Continue adding integers without number lines on IXL (Search code:
QFU
)
2) Work on advanced topics on IXL/Khan (look in Algebra 1, Functions for a challenge)