Algebraic Structures and Expressions

A skill of Mathematics in Nafes National Test — Third Primary. Practise it with explained questions, and review your mistakes until you master it.

Solved examples

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Example 1

إذا كان 5 × □ = 35، فما قيمة □ + 6؟

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Correct answer: A

أولًا: العدد المجهول 35 ÷ 5 = 7، ثانيًا: 7 + 6 = 13، فالجواب 13. أما 7 فقيمة □ وحدها قبل إضافة 6، و41 ناتج 35 + 6، و30 ناتج 35 − 5.

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