Interactive multiple-choice quiz: اختبار الوحدة الرابعة - ريفيل
اختبار تقويمي في مادة الرياضيات لمنهج ريفيل (Reveal Math) للصف الخامس الابتدائي. يركز الاختبار على مهارات التعامل مع الأعداد العشرية، بما في ذلك الجمع والطرح والتقدير. يتضمن الاختبار استخدام النماذج والشبكات العشرية لتمثيل العمليات الحسابية. يهدف الاختبار إلى قياس قدرة الطالب على حل المسائل الحياتية باستخدام الكسور العشرية.
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اختبار شهادة تدريبي مؤقت للصف والمادة والفصل نفسه.
اختر إجابة واحدة لكل سؤال. عند الاختيار ستظهر النتيجة فورًا: الأخضر صحيح، والأحمر خطأ، وسيظهر تفسير الإجابة مباشرة إن كان متوفرًا. وبعد آخر سؤال ستظهر الدرجة النهائية تلقائيًا.
What is a reasonable estimate for the sum? 24.73 + 26.05
Explanation
By rounding to the nearest whole number: 25 + 26 = 51.
Question 2
2
Points: 1
Marcus's family is driving 354.3 miles to his grandmother's house. They have driven 209.7 miles. About how many more miles does Marcus's family have left to drive?
Explanation
Subtract the distance already driven from the total distance: 354.3 - 209.7 = 144.6 miles, which is approximately 144 miles.
Question 3
3
Points: 1
What is the sum? Use decimal grids to show the sum. 0.5 + 0.6 = ____
Explanation
Adding 0.5 and 0.6 equals 1.1.
Question 4
4
Points: 1
Write the addition equation represented by the decimal grids.
Explanation
The first grid shows 59 shaded squares (0.59) and the second shows 41 shaded squares (0.41). Their sum is 100 squares (1.00).
Question 5
5
Points: 1
\(What is the sum? Use the decimal grids to solve. $0.9 + 0.02 = \text{____}\)
Explanation
0.9 + 0.02 = 0.92. Grid D shows 9 full columns (0.9) and 2 additional squares (0.02).
Question 6
6
Points: 1
Adrian jumped 0.25 meter down a sidewalk. He jumped again and went an additional 0.3 meter. What is the total distance that Adrian jumped?
Explanation
The total distance is the sum of the two jumps: 0.25 + 0.30 = 0.55 meters.
Question 7
7
Points: 1
What is the sum? Use partial sum to solve. 35.12 + 64.73 = ____
Explanation
Add the parts separately: 35 + 64 = 99 and 0.12 + 0.73 = 0.85, resulting in 99.85.
Question 8
8
Points: 1
Mattis earns 22.50 shoveling snow. Later, he finds 0.82 in his backpack. How much money does he have now?
Explanation
Add the two amounts together: 22.50 + 0.82 = 23.32.
Question 9
9
Points: 1
\(What is the difference? Use the decimal grid to solve. $0.25 - 0.11 = \text{____}\)
Explanation
0.25 - 0.11 = 0.14. Grid B correctly represents subtracting 11 squares from 25 squares.
Question 10
10
Points: 1
Henry found a seashell that has a mass of 0.55 kilogram. Kale found a seashell that has a mass 0.34 kilogram less than Henry's seashell. What is the mass of Kale's seashell?
Explanation
The mass is found by subtraction: 0.55 - 0.34 = 0.21 kg.
Question 11
11
Points: 1
Jana bought 1.66 pounds of roast beef and 0.8 pound of turkey at the deli. How much more roast beef than turkey did Jana buy?
Explanation
Subtract the weight of turkey from the weight of roast beef: 1.66 - 0.80 = 0.86 lb.
Question 12
12
Points: 1
Count on to find the difference. 6.31 - 0.9 = ____
Explanation
6.31 - 0.90 = 5.41.
Question 13
13
Points: 1
What is the difference? 17.10 - 6.02 = ____
Explanation
17.10 - 6.02 = 11.08.
Question 14
14
Points: 1
Jack downloaded two games that cost $4.99 each. Find the total cost, not including tax, using two different strategies.
Explanation
The total cost for two games is 4.99 × 2 = 9.98.
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