About this preparation
Math diagnostic test, Year 4: Place value, Addition and subtraction. 10 questions with answers and explanations. Topics: Place value, Addition and subtraction, Multiplication, Division, Mental arithmetic, Word problems. Duration: 55 min.
Diagnostic tasks
Below is the full list of tasks with correct answers and explanations. In a lesson the tutor can hide the answers and reveal them after the student tries.
1
What is the value of the digit 7 in the number 4,738?
7
70
700
7,000
Explanation: The digit 7 is in the tens place, so its value is 70.
2
Which number is the greatest?
5,206
5,260
5,062
5,026
Explanation: Compare the numbers digit by digit. 5,260 is the greatest.
3
What is 468 + 257?
615
725
715
735
Explanation: 468 + 257 = 725.
4
What is 900 - 476?
424
434
524
426
Explanation: 900 - 476 = 424.
5
What is 6 × 8?
42
48
54
56
Explanation: 6 × 8 = 48.
6
What is 84 ÷ 7?
10
11
12
14
Explanation: 84 ÷ 7 = 12.
7
A shop has 125 apples. It sells 48 apples in the morning and 37 apples in the afternoon. How many apples are left?
40
50
60
70
Explanation: First find how many apples were sold: 48 + 37 = 85. Then 125 - 85 = 40? Wait, check carefully: 125 - 85 = 40, so the correct answer is 40.
8
Which calculation gives 72?
9 × 8
7 × 8
6 × 10
80 - 9
Explanation: 9 × 8 = 72.
9
What is 3,000 + 400 + 50 + 6?
3,456
3,406
3,546
3,056
Explanation: Add the place values: 3,000 + 400 + 50 + 6 = 3,456.
10
Mia has 4 packs of stickers. Each pack has 12 stickers. How many stickers does she have altogether?
16
36
48
52
Explanation: 4 groups of 12 means 4 × 12 = 48.
