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Questions and Answers
ماالعدد الناقص في الجملة العددية التالية 12+20=-----+ 12
ماناتج تقريب العدد 345 لأاقرب مئة ؟
ماناتج جمع 315 +132
يقول محمد أنه إذا طرح العدد 10من العدد 659يكون الناتج 649 هل ماقاله صحيح ؟
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ماناتج طرح 567-138
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Study Notes
Missing Number in the Equation
- The equation format is 12 + 20 = ----- + 12.
- To find the missing number, calculate: 12 + 20 = 32.
- Subtract 12 from 32: 32 - 12 = 20.
- Thus, the missing number is 20.
Rounding Numbers
- Rounding the number 345 to the nearest hundred involves identifying the closest hundred.
- Since 345 is closer to 300 than 400, it rounds down to 300.
- Therefore, the result is 300.
Adding Numbers
- The sum of 315 and 132:
- Calculate 315 + 132 = 447.
- Thus, the result is 447.
Verification of Statements
- Muhammad claims that subtracting 10 from 659 results in 649.
- Calculate: 659 - 10 = 649.
- His statement is correct.
Subtracting Numbers
- The result of subtracting 138 from 567:
- Calculate 567 - 138 = 429.
- Therefore, the result is 429.
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