MathematicsAddition and Subtraction (NSTSE (National Science Talent Search Exam Unified Council) Class 3): Questions 81  87 of 251
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Question number: 81
» Mathematics » Addition and Subtraction
Question
What is six hundreds plus twenty tens?
Choices
Choice (4)  Response  

a.  602 

b.  641 

c.  620 

d.  800 

Question number: 82
» Mathematics » Addition and Subtraction
Question
Kanu wanted to buy a ball that costs Rs. 15. She had Rs. 5. How much more does he need to buy the ball?
Choices
Choice (4)  Response  

a.  Rs. 5 

b.  Rs. 12 

c.  Rs. 10 

d.  Rs. 15 

Question number: 83
» Mathematics » Addition and Subtraction
Question
Choices
Choice (4)  Response  

a.  20 

b.  120 

c.  196 

d.  121 

Question number: 84
» Mathematics » Addition and Subtraction
Question
Numbers that go into the arrow below are changed to a different number using a rule.
Which of the following could be the rule the arrow uses?
Choices
Choice (4)  Response  

a.  Add 7 

b.  Add 8 

c.  Add 1 

d.  Add 10 

Question number: 85
» Mathematics » Addition and Subtraction
Question
is equal to:
Choices
Choice (4)  Response  

a.  55 

b.  77 

c.  88 

d.  89 

Question number: 86
» Mathematics » Addition and Subtraction
Question
a number machine takes any number put into it, adds 20, then subtracts 6, and then adds 6. If the number 18 is put into the machine, what number comes out?
Choices
Choice (4)  Response  

a.  33 

b.  38 

c.  30 

d.  32 

Question number: 87
» Mathematics » Addition and Subtraction
Question
Which digit should come in place of ’ ’so that the following addition is correct?
Choices
Choice (4)  Response  

a.  7 

b.  10 

c.  4 

d.  3 
