What number added to this number adds up to 100?
1. 13 + ______
2. 77 + ______
3. 67 + ______
4. 43 + ______
5. 83 + ______
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daily touches on elementary school math subjects
What number added to this number adds up to 100?
1. 13 + ______
2. 77 + ______
3. 67 + ______
4. 43 + ______
5. 83 + ______