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Questions and Answers
كيف جمعت 4 × 5؟
كيف جمعت 4 × 5؟
- أضفت 0 إلى النهاية
- أضفت 5 إلى الرقم
- أضفت 0 وضربت في 10 ثم قسمت على 2 (correct)
- ضربت الرقم في 2
ما هو.Pattern لعددين مضروبا في 10؟
ما هو.Pattern لعددين مضروبا في 10؟
- ينتهي دائما ب 1
- ينتهي دائما ب 0 (correct)
- ينتهي دائما ب 5
- ينتهي دائما ب 2
ما هو.Numerator لmultiplying by 1؟
ما هو.Numerator لmultiplying by 1؟
- 2
- 1
- 0
- الرقم نفسه (correct)
ما هو.Pattern لعددين مضروبا في 2؟
ما هو.Pattern لعددين مضروبا في 2؟
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ما هو(result) ل 6 × 0؟
ما هو(result) ل 6 × 0؟
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Study Notes
Multiplication Tables
Multiplying by 5
- Multiply a number by 5 by adding 0 and multiplying by 10, then dividing by 2
- Examples:
- 3 × 5 = 30 ÷ 2 = 15
- 7 × 5 = 70 ÷ 2 = 35
- Pattern: numbers multiplied by 5 always end in 0 or 5
Multiplying by 10
- Multiply a number by 10 by adding 0 to the end
- Examples:
- 3 × 10 = 30
- 7 × 10 = 70
- Pattern: numbers multiplied by 10 always end in 0
Multiplying Single Digits
- Multiplication facts for single digits (0-9) are essential for building multiplication tables
- Examples:
- 2 × 3 = 6
- 4 × 9 = 36
- Patterns:
- Multiplying by 0 always results in 0
- Multiplying by 1 always results in the original number
- Multiplying by 2 is equivalent to adding the number to itself
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