SUBTRACTION

What does it mean to subtract something?

• add it

• take it away

• total it

• remove it

Any number minus itself gives us __________.

5 - 5 = ______

• same number

• zero

• one

20 - 9 =

• 12

• 5

• 11

• 9

What do you do if there is more on the floor?

• No need to stop.

• Go next door and borrow.

• Do nothing.

• Zero is the game.

In the given number sentence the answer we get is called _____________.

• total

• sum

• difference

Richa had 15 marbles. 4 fell out. Choose the correct subtraction sentence which will complete the problem.

• 15 + 4 = 19

• 15 - 4 = 11

• 4 + 11 = 15

An apple tree has 18 green apples. 6 apples fell down. How many apples are left on the tree?

• 7 apples

• 6 apples

• 12 apples

• 24 apples

A book seller wanted to sell 70 copies of a new children’s book. So far he has sold 50 copies. How many more copies are left?

• 25 copies

• 30 copies

• 20 copies

• 120 copies

How do you regroup a ten?

• move one ten to the ones column

• move the ones to the tens column

• change all tens to ones

The Zoo has many different animals. It has 95 birds and 60 big cats. How many more birds does the zoo have than big cats?

• 35 birds are more.

• 155 birds are more.

• 60 cats are more.

• 35 cats are more.