Math 3 - RCAQ 2QAReviewer1

There were grade school pupils who participated in the outreach activity of the school. 275 were boys and 238 are girls . About how many grade school pupils who participated in outreach activity? Estimate your answer.

• There were 500 grade school who participated in the outreach activity.

• 
  There were 400 grade school who participated in the outreach activity.

• 
  There were 600 grade school who participated in the outreach activity.

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

• 75

• 60

• 15

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

• 900

• 800

• 700

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

• 900

• 1010

• 1100

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.

• 
  There were about 900 kilograms of old news papers collected last month

• 
  There were about 800 kilograms of old news papers collected last month

• There were about 700 kilograms of old news papers collected last month

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

• Difference

• 
  Minuend

• Subtrahend

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

• Addition

• Division

• Subtraction

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

• Division

• Multiplication

• Subtraction

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

• times x

• plus +

• minus -

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

• There were 45 girls who attended the Christmas party.

• There were 43 girls who attended the Christmas party.

• There were 44 girls who attended the Christmas party.