Mathematics
Grade-1
Easy
Question
For which addition equations can you make a 10 to add?
- 13 + 12 = ?
- 25 + 23 = ?
- 24 + 34 = ?
- 23 + 27 = ?
The correct answer is: 23 + 27 = ?
Option (D) gives the equation; we can make a 10 to add.
23 + 27, add ones, 3 ones + 7 ones = 10
Then add tens. 20 + 20 + 10 = 50.
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