Mathematics
Grade-1
Easy
Question
Find the equation the model shows. 
+ 
- 45 + 26 = 61
- 45 + 26 = 71
- 45 + 27 = 72
- 45 + 25 = 70
The correct answer is: 45 + 26 = 71
The model shows 4 tens 5 ones and 2 tens 6 ones.
Add ones. 5 ones+6 ones = 11 ones
11 has 1 ten and 1one.
Add tens. 4 tens + 2 tens + 1 ten = 7tens
7 tens + 1 one = 71.
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