1. Finding The Unknown Number In A Number Sentence! NCSCOS 3 rd grade 5.04 By: Stephanie Irizarry Click arrow to go to next question

2. 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. Click arrow to go to next question

3. Let x be 5. Solve for answer. 17+x= ___ A) 21 B) 12 C) 35 D) 22

4. Click arrow to go to next question

5. Click arrow to go back!

6. Determine the number missing. 6 x __ = 42 B) 7 A) 36C) 9 D) 5

7. Click arrow to go to next question

8. Click arrow to go back!

9. 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

10. Click arrow to go to next question

11. Click arrow to go back!

12. Which number sentence matches the picture? A) =8 =8 x + = 49 = 16 B) =7 =6 C) = 7 =7 D) =7 =9

13. Click arrow to go to next question

14. Click arrow to go back!

15. 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 Using the code below solve the problem. M + W / B = ____ 1) P=16 2) R=18 3) H=8 4) D=4

16. Click arrow to go to next question

17. Click arrow to go back!

18. 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 Using the code add each row than add the two numbers together. D+P+U = _____ + V-E+J U = + _____ Answer 1) 24 2) 69 3) 68 4) 12

19. Click arrow to go to next question

20. Click arrow to go back!

21. Click arrow to go to the beginning. Congratulations you have completed the task!!