1.NBT.5 Topic 11 Assessment

Front

23 - 10 = _____

Back

13

Front

A store has 90 sleds. It sells 30 sleds. How many sleds does the store have left? Choose the equation that matches the story.

Back

90 - 30 = 60

Front

60 - 20 = _____

Back

40

Front

94 - 10 = _____

Back

84

Front

40 - 30 = _____

Back

10

Front

What is subtraction?

Back

Subtraction is taking away a number from another number.

Front

What is the result of 100 - 50?

Back

50

Front

What does 'difference' mean in math?

Back

The difference is the result of subtracting one number from another.

Front

If you have 10 apples and give away 3, how many do you have left?

Back

7

Front

What is mental math?

Back

Mental math is doing calculations in your head without using paper or a calculator.