Ana says that each unknown equals 23 cm.

Question

Do you agree?
Choose Yes or No.

Part A
(1 point)
47 cm − ? = 24 cm
Choose

? + 54 cm = 75 cm
Choose



Question 2
Part B
(1 point)
66 cm − 42 cm = ?
Choose

32 cm + ? = 55 cm
Choose

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Answer 1

Part A:
- No, the correct answers are:
1. ? = 23 cm
2. ? = 21 cm

Part B:
- No, the correct answers are:
1. ? = 24 cm
2. ? = 23 cm