أسئلة الرياضيات الصف الثالث مع الحل

15 سؤالاً تدريبياً في الرياضيات – الصف الثالث

1. الفصل: Place Value · سهل

   1. How many digits does 32 313 have?

   • A. 3
   • B. 4
   • C. 5
   • D. 6
   أظهر الجواب ▾

   Answer: 5

   Explanation: 32 313 has 5 digits.

2. الفصل: Place Value · سهل

   2. Which is the greatest: 61 253, 47 453, 17 554, 93 320?

   • A. 93 320
   • B. 17 554
   • C. 47 453
   • D. 61 253
   أظهر الجواب ▾

   Answer: 93 320

   Explanation: Compare the number of digits, then the highest place first: 93 320 is greatest.

3. الفصل: Addition · سهل

   3. Which expression equals 213 + 773 by commutativity?

   • A. 213 − 773
   • B. 213 + 774
   • C. 773 − 213
   • D. 773 + 213
   أظهر الجواب ▾

   Answer: 773 + 213

   Explanation: a + b = b + a: 213 + 773 = 773 + 213 = 986.

4. الفصل: Addition · سهل

   4. Which expression equals (35 + 31) + 16 by associativity?

   • A. 35 + 31 × 16
   • B. (35 + 31) − 16
   • C. 35 + (31 + 16)
   • D. 35 × (31 + 16)
   أظهر الجواب ▾

   Answer: 35 + (31 + 16)

   Explanation: (a + b) + c = a + (b + c); both give 82.

5. الفصل: Subtraction · سهل

   5. Which addition checks 732 − 513 = 219?

   • A. 219 + 513 = 732
   • B. 513 − 219 = 294
   • C. 219 + 732 = 951
   • D. 732 + 513 = 1245
   أظهر الجواب ▾

   Answer: 219 + 513 = 732

   Explanation: difference + subtracted number = starting number.

6. الفصل: Subtraction · سهل

   6. 78 − 16 gives the same result as 16 − 78.

   • A. True
   • B. False
   أظهر الجواب ▾

   Answer: False

   Explanation: Subtraction is not commutative.

7. الفصل: Multiplication Concepts and Facts · صعب

   7. Dana buys four packs of 5 pencils and two packs of 4 erasers. How many things does Dana buy in all?

   • A. 28
   • B. 26
   • C. 20
   • D. 15
   أظهر الجواب ▾

   Answer: 28

   Explanation: Pencils: 4 × 5 = 20. Erasers: 2 × 4 = 8. In all: 20 + 8 = 28.

8. الفصل: Multiplication Concepts and Facts · صعب

   8. On a farm there are three cows and three chickens. A cow has 4 legs and a chicken has 2 legs. How many legs are there in all?

   • A. 6
   • B. 24
   • C. 18
   • D. 12
   أظهر الجواب ▾

   Answer: 18

   Explanation: Cows: 3 × 4 = 12. Chickens: 3 × 2 = 6. Legs: 12 + 6 = 18.

9. الفصل: Division Concepts and Facts · صعب

   9. Five pencils cost 40¢. How much do three pencils cost?

   • A. 40¢
   • B. 24¢
   • C. 38¢
   • D. 8¢
   أظهر الجواب ▾

   Answer: 24¢

   Explanation: One costs 40¢ ÷ 5 = 8¢. 3 cost 3 × 8¢ = 24¢.

10. الفصل: Division Concepts and Facts · صعب

    10. Which number divided by 3 gives the same answer as 45 ÷ 5?

    • A. 45
    • B. 30
    • C. 27
    • D. 9
    أظهر الجواب ▾

    Answer: 27

    Explanation: 45 ÷ 5 = 9. We need ■ ÷ 3 = 9, so ■ = 9 × 3 = 27.

11. الفصل: More Multiplication Facts · صعب

    11. Nour wrote four statements about multiplication. Which one is TRUE?

    • A. 9 × 7 is an even number
    • B. 6 × 9 is greater than 9 × 7
    • C. 7 × 7 = 6 × 8
    • D. 4 × 9 × 5 = 180
    أظهر الجواب ▾

    Answer: 4 × 9 × 5 = 180

    Explanation: Work out each one: 4 × 9 × 5 = 20 × 9 = 180; 6 × 9 = 54, 9 × 7 = 63; 9 × 7 = 63 (odd); 7 × 7 = 49, 6 × 8 = 48. Only "4 × 9 × 5 = 180" is true.

12. الفصل: More Multiplication Facts · صعب

    12. Karim counts by 8s starting at 8: 8, 16, 24, … How much greater is the 10th number said than the 4th number said?

    • A. 80
    • B. 56
    • C. 6
    • D. 48
    أظهر الجواب ▾

    Answer: 48

    Explanation: 10th number: 10 × 8 = 80. 4th number: 4 × 8 = 32. 80 − 32 = 48.

13. الفصل: More Division Facts · صعب

    13. Which statement is correct?

    • A. (3 + 5) × 4 = 32
    • B. 3 + 5 × 4 = 32
    • C. 3 + 5 × 4 = 12
    • D. (3 + 5) × 4 = 23
    أظهر الجواب ▾

    Answer: (3 + 5) × 4 = 32

    Explanation: Without brackets, multiply first: 3 + 20 = 23. With brackets, do the bracket first: 8 × 4 = 32.

14. الفصل: More Division Facts · صعب

    14. Rami thinks of a number, divides it by 9, then adds 6. The answer is 11. What was the number?

    • A. 99
    • B. 45
    • C. 5
    • D. 14
    أظهر الجواب ▾

    Answer: 45

    Explanation: Work backwards: 11 − 6 = 5. Then 5 × 9 = 45. Check: 45 ÷ 9 = 5, 5 + 6 = 11.

15. الفصل: Fractions · سهل

    15. In the fraction 1/6, what is the denominator?

    • A. 1
    • B. 7
    • C. 5
    • D. 6
    أظهر الجواب ▾

    Answer: 6

    Explanation: The numerator (top) is 1, the denominator (bottom) is 6.

المزيد من التدريب

هذه عيّنة فقط. تشمل دورة الرياضيات الكاملة للصف الثالث على EduRise كل الفصول والدروس و1,456 الأسئلة والامتحانات المؤقّتة.

أسئلة الرياضيات في صفوف أخرى

مواد أخرى في الصف الثالث

اطّلع أيضاً على: فصول الرياضيات – الصف الثالث · كل صفحات الأسئلة · المقالات الدراسية

عن هذه الأسئلة