RyanaP258278 RyanaP258278

27-10-2022
Mathematics

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3. What is the missing number in the equation below? 20 + 45 = ? (4 + 9)

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AvyuktY137126 AvyuktY137126

27-10-2022

20 + 45 = ? (4+ 9)

Let x be the missing number

20 + 45 = x (4+9)

65 = x(13)

Divide both-side of the equation by 13

65/13 = x

5 = x

x=5

Hence the missing number is 5

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