2. If 75 is the minuend then Which is the subtrahend in 75 - 15 = 60 ?

3. What is the estimated sum of 412 + 343 = N?

4. What is the estimated sum of 522 + 487 = N?

5. The grade school department has fund raising activities. One of these is collecting old newspapers. Last month, the primary levels had collected 419 kilograms of old newspapers, while the intermediate levels had collected 352 kilograms of old newspapers. About how many kilograms of old newspapers were collected last month? Estimate your answer.

6. If the minuend is subtracted by other number, which part of subtraction is number being subtracted.

7. It is the process of taking away a number from a given number, or taking away an object from a given set.

8. If Addition is the inverse operation of subtraction, then what is the inverse operation of Addition?

9. If x is the symbol for multiplication then what is the symbol for subtraction?

10. There were 86 grade school pupils who attended the Christmas party. Of these, 43 were boys. How many were girls?

11. To find the estimated sum, __________ each addend to the nearest highest place value then add the rounded addends.

12. If you subtract 50 to 100, What is the correct answer ?

13. 100 - 30 = 70,

50 - 26 = 24,

27 - 18 = 9.

Which numbers are the subtrahend?

14. Difference, Minuend, Sum , which is not a part of Subtraction

15. Sara's weekly allowance is P 600. She spends P 300 and saves the rest. How much does Sara save a week?

16. If 45 is the difference in 90 - 45, then what is the difference in 150 - 75 = _____?

17. 75 - 25 = 50,

45 - 23 = 22,

65 - 35 = 30 .

What numbers are difference?

18. Before, 752 sacks of garbage were being collected from one municipality in a week, But due to the recycling program, garbage reduced by 431 sacks. How many sacks of garbage are now collected in a week?

19. If you subtract 324 from 512 what will be the correct answer?

20. It is the number from which another number is subtracted or tells how many are in the set.

21. If sum is the answer in Addition, then what is the answer in Subtraction?

22. 63+( 42 + 32 ) = ( 63 + 42 ) + 32 is example of what properties of addition?

23. Father bought white and red onions for sale in his store, He asked his son Nick to count the onions. Nick counted 68 white inions then 82 red onions. He counted 150 onions in all. What Properties of Addition is shown in the illustration 68 + 82 = 82 + 68 ?

24. If 78 + ( 42 + 12 ) = ( 78 + 42 ) + 12 is Associative properties of addition what is 76 + 25 = 25 + 76?

25. 28+( 26 + 17) = 26 + ( 17 + 28 ) are example of what properties of addition ?

26. 0+87 = 87, 99 + 0 = 99, 67 + 0 = 67 are example of what properties of addition?

27. 342 + 213 = 213 + 342 is example of this property means that change of order of the addends does not affect the sum?

28. What properties of addition is shown in ( 414 + 212 ) + 58 = 414 + ( 212 +58 )

29. 653 + 0 is example of this property means that if zero is added to any number, the sums remains the number.

30. If one is the identity element in multiplication then what is the identity element in addition?

31. This has open and close parenthesis this property means that grouping of addends differently does not affect the sum.

32. What properties of addition are shown in 721 + 0 = 721,

0 + 324 = 324,

161 + 0 = 161 ?

33. Which of the following mathematical equation shows Commutative property of addition?

34. What properties of addition is shown in 416 + 214 + 321 = 214 + 321 + 416 ?

35. All of these are example of Associative property of addition. Which one is NOT?

36. All of these are example of Commutative property of addition. Which one is NOT?

37. All of these are example of Identity property of addition. Which one is NOT?

38. False or True: To subtract 3 to 4 digit numbers from 3 to 4 digit numbers without regrouping, subtract digits in the same place values from right to left.

39. False or True: Associative Property of Addition: 865 + 0 = 865

40. False or True: Zero affect the identity of the nonzero addend.

41. False or True: Commutative Property of Addition: 412 + 215 +311 = 215 + 311 + 412

42. False or True: One does not affect the identity of the nonzero addend.

43. False or True: One is called the identity element in addition.

44. False or True: To find the estimated sum, round each addend to the nearest highest place value then add the rounded addends.

45. False or True: Identity Property of Addition: 0 + 230 = 230

46. False or True: The Parts of Subtraction are Commutative Property of Addition, Associative Property of Addition, and Identity Property of Addition.

47. False or True: The Properties of Addition are Minuend, Subtrahend, and Difference.

48. False or True: We always subtract from right to left. If the digits in the minuend are smaller than the digits in the subtrahend, apply regrouping.

49. False or True: Associative Property of Addition: (364 + 322 ) + 432 = 364 + ( 322 + 432 )

50. False or True: The estimated sum of 721 and 132 is 800.