Lesson Worksheet: Mental Subtraction of Numbers up to 10,000 Mathematics • 4th Grade
In this worksheet, we will practice using different strategies to subtract numbers with up to four digits efficiently.
Q1:
Natalie wants to calculate . She thinks that if she changes the subtraction to , it will be easier to calculate.
Using Natalie’s method, what is ?
Q2:
Chloe is calculating .
She knows that it is easy to subtract 10s, so she solves the calculation in two steps: and .
Following Chloe’s method, what is ?
Q3:
Calculate by subtracting hundreds, tens, and ones.
Q4:
Calculate by subtracting hundreds, tens, and ones.
Q5:
Use , , or to fill in the gap: .
- A
- B
- C
Q6:
Use , , or = to fill in the gap: .
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- B
- C
Q7:
Use , , or to fill in the gap: .
- A
- B
- C
Q8:
Use , , or = to fill in the gap: .
- A
- B
- C
Q9:
Find .
Q10:
Find .