Transcript math 5.04 find unknown # in a # sent

Finding The Unknown Number
In A Number Sentence!
NCSCOS
3rd grade 5.04
By: Stephanie Irizarry
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Goals and Standards
Goal 5
• Algebra- The learner will recognize, determine, and represent
patterns and simple mathematical relationships.
Objective 5.04:
• Find the value of the unknown in a number sentence.
Student Objective:
• Students will be able to find the value of unknown
number in a number sentence with 85% accuracy.
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Let x be 5. Solve for answer.
17+x= ___
A) 21
C) 35
B) 12
D) 22
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Determine the number missing.
6 x __ = 42
A) 36
C) 9
B) 7
D) 5
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Which number sentence could be used to
find how many candles are SHADED?
A) 4x__= 12;
Missing # is 3
B) 3+4= __;
Missing # is 7
C) 4x3= __;
Missing # is 7
D) 3+3+4=__;
Missing # is 10
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Which number sentence matches
the picture?
x
= 49
= 16
+
A)
=8
=8
B)
=7
=6
C)
=7
=7
D)
=7
=9
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Using the code below solve the problem.
A=1 B=2 C=3 D=4 E=5 F=6 G=7 H=8 I=9 J=10
K=11 L=12 M=13 N=14 O=15 P=16 Q=17 R=18
S=19 T=20 U=21 V=22 W=23 X=24 Y=25 Z=26
M + W / B = ____
1) P=16
3) H=8
2) R=18
4) D=4
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Using the code add each row than add
the two numbers together.
A=1 B=2 C=3 D=4 E=5 F=6 G=7 H=8 I=9 J=10
K=11 L=12 M=13 N=14 O=15 P=16 Q=17 R=18
S=19 T=20 U=21 V=22 W=23 X=24 Y=25 Z=26
D+P+U
+ V-E+J U
=
_____
=
+ _____
Answer
1) 24
3) 68
2) 69
4) 12
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Congratulations you have
completed the task!!
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