Addition and Subtraction

Which number you will fill in the box?

• 58

• 55

• 50

• 5

Addition means

• Take away things

• Putting things altogether

• Distributing the things

• None of the above

For adding 9, we first add 10 and then subtract 1.

• False

• True

Select the right way of addition by Partitioning Strategy.

• 45 + 56 = 45 + 50 + 6

• 45 + 56 = 45 + 60 + 5

• 45 + 56 = 45 + 100 +1

• 45 + 56 = 45 + 25 + 25 + 1

Q.6) Solve: 400 + 50 = ?

Carol saw 400 snails on the sidewalk and 200 snails in the grass. How many snails did Carol see? What operation should you use to solve this problem?

• Subtraction

• Addition

• Multiplication

• Division

Randy Rabbit had 458 carrots. He ate 100 carrots. How many carrots are left now?

• 332

• 358

• 558

Q.10) Solve: 5 + 9 + 5 + 15 = ?

Tiffany wants to save $187 to buy a new bike. If she saves $17 dollars one week and $14 the next week, how many more dollars will she need to save?

• $218

• $165

• $31

• $156

Douglas Elementary went to a museum. There were 3 groups of students. The first group had 23 students. The second group had 19 students. The third group had 25 students. Which number sentence can be used to find how many students from Douglas Elementary went to the museum? Mark your answer.

• 25 - 19 =

• 23 + 19 =

• 23 + 19 + 25 =

• 3 + 23 + 19 + 25 =