Find Unknown Number Add and Subtract

Q. 1) Addition means

• Take away things

• Putting things altogether

• Distributing the things

• None of the above

Tags

CCSS.1.OA.A.1

Q.2) For adding 9, we first add 10 and then subtract 1.

• False

• True

Tags

CCSS.2.NBT.B.5

Q.3) Solve: 345 - 200 = ?

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Q.4) Choose all the correct combinations of 1000.

• 250 + 250 + 500

• 100 + 900

• 350 + 850

• 700 + 200 +100

Tags

CCSS.4.NBT.B.4

Q.5) 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

Tags

CCSS.2.NBT.B.7

Q.6) Solve: 400 + 50 = ?

Tags

CCSS.2.NBT.B.7

Q.7) 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

Tags

CCSS.3.OA.D.8

Q.8) Randy Rabbit had 458 carrots. He ate 100 carrots. How many carrots are left now?

• 332

• 358

• 558

Tags

CCSS.2.NBT.B.8

Q.9) Which number you will fill in the box?

• 58

• 55

• 50

• 5

Tags

CCSS.1.NBT.C.5

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

Tags

CCSS.2.OA.A.1