Addition and Subtraction - Ways to Make a Number - within 20
First check all the given options.
10 + 1 = 11
14 – 2 = 12
8 + 3 = 11
18 – 7 = 11
Out of all the options, 10 + 1, 8 + 3, and 18 – 7 are the combinations that make the number 11.
So, 10 + 1, 8 + 3, and 18 – 7 can make the number 11.
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The correct answer is
Remember :
The smallest number is the one that comes first while counting.
Solution :
To arrange the given numbers in order from smallest to greatest, find the smallest number among all the given numbers.
21,27,23
21 is the smallest number.