SIM in Math 7

1. Least Mastered Learning Competency
Performs fundamental operations on integers.
Subtasks:
1. Add and subtract integers.
2. Solve word problems involving fundamental operations on
integers.

2. Theconceptofoppositesiscommonlydemonstratedinreallife.Intermsofdi-
rection,goingsouthistheoppositeofgoingnorth;intermsoflength,shortis
theoppositeoflong;intermsofaltitude,lowistheoppositeofhigh;interms
ofquantity,fewistheoppositeofmany.
Canyouthinkofsomemoreideasofopposites?
Integers– are the set of
whole numbers and their
opposites.
Integers are positive
and negative num-
bers.
The number line goes on for-
ever in both directions and is
indicated by arrows.

4. Examples:
A)12+4=16
B)(-12)+(-4)=-16
C)-12+4=-8
D)12+(-4)=8
Examples:
A)12—4=8E)-12—(-4)=-12+4=-8
B)4—12=-8F)-4—(-12)=-4+12=8
C)-12—4=-16G)4—(-12)=4+12=16
D)12—(-4)=16
Howwillyouadd/subtractinte-
gerswiththesamesign?
Howwillyouadd/subtractinte-
gerswithunlikesign?
Howwillyousimplifyexpressions
withdoublenegativesigns?
Direction: Write Yes if the given number is an integer and
No if it is not an integer.
1) -11.46
_______
2) -4
_______
3) 0
_______
4) 1/2
______
5) 2, 356
_______
You want
more? Turn
to next
page.

5. Direction:Comparetheintegers.Use>or<.
1)-25____12
2)-8_____-2
3)73_____0
4)7______-11
5)-6_____4
Direction: Arrange the set of integers in ascending order.
Direction: Arrange the set of integers in descending order.
5
-3
2
-1
0
68
-4
28
-10
13

6. Direction: Write the integer or integers described
by the following phrases.
1) the integer 5 units to the right
2)The integer 4 units to the left of zero
3) The integer 2 units from zero to the
right
4)The integer 1 unit from 0 to the left
5)The integer 3 units to the left of 8
You can now move
on to the next
level……..

7. Direction:Addthefollowingintegerscorrectly.
1)-39+(-47)=____________
2)56+89=_______________
3)-45+56=_______________
4)-28+(-33)=_____________
5)12+(-15)=______________
Youdiditright!
Moveforward….
Direction: Subtract the following integers correctly.
1) -85—94 = ____________
2)-77—(-68) = __________
3)87—(-27) = ___________
4)56—25 = ______________
5)-45—73 = _____________
Job Well done!

8. Ifyouget……...
PerfectScore(15)
12-14
9-11
8andbelow

9. Direction:Decodetheanswerbyfindingthedifferenceofthefollowingsub-
tractionproblems.Writethelettertotheanswercorrespondingtotheitem
intheboxprovidedbelow.
O–Subtract(-33)from99
L–Subtract(-30)from49
H–18lessthan(-77)
E–Subtract(–99)from0
T–Howmuchis0decreasedby(-11)?
S-(-42)-(-34)-(-9)-18
799513211-17-99
Direction: Solve the following problems.
1) Mrs. Reyes
charged ₱ 3, 752.00
worth of groceries
on her credit card.
Find her balance
after she she made a
payment of ₱ 2,
530.00?
2) There are
336 apples in
12 baskets.
How many ap-
ples are there
in 3 baskets?
Way
to go?

10. Dilao,SoledadJ.,OrinesFernandoB.,&Bernabe,Juli-
etaG.(2009).AdvancedAlgebra,Trigonometryand
Statistics.DepartmentofEducation,Republicofthe
Philippines
WWW.GOOGLE.COM&WWW.ImagesSearchEn-
gines
EFERZAAcademicPublications,2010SecondaryEdu-
cation.TeachingGuideinElementaryAlgebra.
DepartmentofEducation.MathematicsGrade7
Learner’sMoaterial.
1) No
2) Yes
3) Yes
4) No
5) Yes
Activity Card 1
1) <
2) <
3) >
4) >
5) <
Activity Card 2
Ascending Order
-3, -1, 0, 2, 5
Descending Order
68, 28, 13, -4, -10
Activity Card 3

11. 1)5
2)-4
3)2
4)-1
5)5
Assessment
Card1
1)-86
2)145
3)11
4)-6
5)-3
Assessment
Card2
1)-179
2)-9
3)114
4)31
5)-118
Assessment
Card3
Enrichment Card 1
1)₱ 1, 222.00 ( ₱3, 752.00—₱ 2, 530.00)
2)84 apples ( 336 ÷ 12 x 3)
L H O T S E
Enrichment Card 2

12. Rate
yourself…..
Prepared by:
RONA J. MOSELINA
Teacher-II
Approved:
JULITA M. VALDEZ
Principal-II