Lesson Worksheet: Subtracting Ones from Two-Digit Numbers without Regrouping Mathematics • 1st Grade
In this worksheet, we will practice subtracting a one-digit number from a two-digit number without crossing a ten and model this with place value equipment.
Q1:
Use place value to subtract numbers.
Pick the correct way to break apart 47 into tens and ones.
- A
- B
Subtract 5 from 47 by taking away 5 ones.
Q2:
.
Q3:
Take away 3 from 66.
Q4:
The abacus shows 34.
Find by taking away ones.
Q5:
Find .
Hint: Which place value blocks do you need to take away?
Q6:
Look at how Noah solved a subtraction question.
Which question was he working on?
- A
- B
- C
- D
What is the answer?
Q7:
Subtract ones to find .
Q8:
Matthew and David tried to solve .
Who has the right answer?
- AMatthew
- BDavid
What is the answer?
Q9:
Mason is subtracting 2 from 76. He draws the following model to show 76 as 7 tens and 6 ones.
Find the answer to by subtracting 2 ones.
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