Problem

The 22 students in Ms. Smith's 2 nd grade class each have a sibling or a pet. If 14 students have a sibling and 18 students have a pet, how many students have both a sibling and a pet?

Answer

Expert–verified
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Answer

\boxed{10}

Steps

Step 1 ：Total students = Students with sibling + Students with pet - Students with both

Step 2 ：22 = 14 + 18 - x

Step 3 ：\(x = 14 + 18 - 22\)

Step 4 ：\(x = 10\)

Step 5 ：\boxed{10}

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