Lesson Worksheet: Adding by Renaming Mathematics
In this worksheet, we will practice adding by using the fact that one ten equals ten ones and deciding whether we need to rename the result or not.
Q1:
Make a ten to find .
Q2:
23 is modeled as shown.
By using the place value model to add 9 to 23, we will not be able to add all the beads in the ones column, so we will regroup the ones.
Which of these models shows the regrouping?
- A
- B
- C
Fill in the blank: .
Q3:
Khalid has 69 marbles. His friend gives him 4 more. How many marbles does he have now?
Q4:
Write the addition equation that matches the model.
- A
- B
- C
- D
Q5:
Calculate .
Tip: Use the place value blocks if you need to.
Q6:
Mentally calculate .
Q7:
Using the base ten blocks, calculate .
Q8:
Which model represents ?
- A
- B
- C
- D
Q9:
Calculate .
Q10:
Omar is using base ten blocks to help him add 9 to 34.
He adds the ones first. There are 13 ones.
Pick the model that shows what he should do.
- A
- B
- C
Find the sum.
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