Informal Math Probes - Grade 3

INFORMAL MATH PROBES - GRADE 3

NUMERATION:

Read 4 digit numbers in ____/5 attempts.
Read 5 digit numbers in ____/5 attempts.
Write 4 digit numbers in ____/5 attempts.
Write 5 digit numbers in ____/5 attempts.
Round numbers to the nearest ten or hundred in ____/5 attempts.

ADDITION & SUBTRACTION:

Addition facts (sums to 50) with ____% accuracy, 100 facts in ____minutes, using strategies of ______.
Add two 3-digit numbers with regrouping _____/5 attempts.
Subtraction facts (minuends to 50) with ____% accuracy, 100 facts in ____minutes, using strategies of ______.
Subtracting two 3-digit numbers with regrouping ______/5 attempts.

MULTIPLICATION:

Using multipliers 0, 1, 2, 5, & 9, multiply 50 facts in ____ minutes with ______% accuracy.
Multiplying two numbers by 1 number. ______/5 attempts.

COMPARISONS:

Compare numbers up to 10,000 using greater than, less than and equal to. ______/5 attempts.

FRACTIONS:

Write a fraction from a picture. _____/5 attempts

TIME:

Tell time in five-minute intervals ____/5 attempts.
Tell time to the nearest minute in ____/5 attempts.
Tell time at minute to the hour _____/5 attempts.
Write time to the nearest minute using digital notation in _____/5 attempts.

MONEY (Use actual coins and bills):

Give value of a collection of coins to $1.00 in ____/5 attempts.
Give value of a collection of coins and bills to $5.00 in ____/5 attempts.

PROBLEM SOLVING :

Solve ______/5 3rd Grade word problems.

CLASSROOM WORK:

Daily assignments done with ____% accuracy.
Chapter test scores range from _____% to _____% accuracy.

Name ______Date ______

Numeration:

Read 4 digit numbers:

1,3803,0595,4077,3849,086

Read 5 digit numbers:

10,83642,50475,00267,09199,929

Write 4 digit numbers:

______

Write 5 digit numbers:

______

Round to the nearest ten or hundred:

7684721,7652,6423,296

770 4701,8002,6003,300

Addition – 3 digits with regrouping:

228 314 614 743 529

+216 +358 +239 +139 +436

444 672 853 882 965

Subtraction – 3 digits with regrouping:

735463967421 614

-268 -194 -398 -287 -486

467269569134 128

Multiplication – 2 digits by 1 digit:

22
x2
44
/ |
|
|
|
| / 41
x2
82
/ |
|
|
|
| / 31
x2
62
/ |
|
|
|
| / 51
x1
51
/ |
|
|
|
| / 72
x1
72
/ |
|
|
|
|

Addition Facts

Sums to 50

Name: ______

Time: ______No. Correct: ____/100

4
+1
5 / 2
+7
9 / 3
+9
12 / 7
+9
16 / 4
+6
10 / 1
+4
5 / 5
+5
10 / 5
+0
5 / 6
+4
10 / 3
+1
4
6
+2
8 / 7
+0
7 / 9
+1
10 / 2
+0
2 / 4
+4
8 / 6
+7
13 / 8
+6
14 / 8
+7
15 / 9
+8
17 / 6
+0
6
19
+9
28 / 2
+8
10 / 4
+9
13 / 25
+0
25 / 7
+14
21 / 15
+7
22 / 39
+2
41 / 2
+29
31 / 15
+33
48 / 29
+5
34
35
+3
38 / 16
+24
40 / 27
+17
44 / 19
+28
47 / 23
+15
38 / 17
+18
35 / 9
+4
13 / 37
+7
44 / 25
+13
38 / 18
+25
43
11
+13
24 / 23
+3
26 / 45
+1
46 / 6
+10
16 / 37
+12
49 / 15
+16
31 / 28
+7
35 / 15
+3
18 / 6
+16
22 / 19
+24
43
36
+ 9
45 / 18
+3
21 / 11
+27
38 / 23
+16
39 / 18
+8
26 / 37
+ 5
42 / 18
+ 9
27 / 28
+2
30 / 35
+8
43 / 14
+19
33
21
+6
27 / 27
+16
43 / 28
+0
28 / 31
+12
43 / 2
+19
21 / 18
+12
30 / 29
+3
32 / 11
+22
33 / 13
+8
21 / 22
+13
35
15
+29
44 / 16
+ 3
19 / 24
+12
36 / 26
+6
32 / 19
+6
25 / 4
+7
11 / 31
+8
39 / 27
+12
39 / 18
+15
33 / 8
+0
8
8
+15
23 / 24
+0
24 / 35
+14
49 / 13
+2
15 / 27
+11
38 / 38
+4
42 / 19
+4
23 / 23
+22
45 / 34
+0
34 / 16
+ 7
23
22
+14
36 / 11
+15
26 / 24
+13
37 / 27
+13
40 / 8
+11
19 / 29
+ 7
36 / 43
+7
50 / 17
+7
24 / 24
+2
26 / 36
+9
45

Subtraction Facts

Minuends to 50

Name: ______

Time: ______No. Correct: ____/100

10
-2
8 / 13
-7
6 / 2
-1
1 / 8
-2
6 / 10
-1
9 / 14
-5
9 / 14
-9
5 / 9
-2
7 / 5
-2
3 / 10
-4
6
5
-0
5 / 7
-1
6 / 5
-0
5 / 16
-9
7 / 12
-7
5 / 15
-8
7 / 12
-8
4 / 12
-9
3 / 9
-9
0 / 17
-9
8
8
-6
2 / 6
-3
3 / 16
-7
9 / 12
-6
6 / 13
-5
8 / 7
-2
5 / 12
-5
7 / 7
-6
1 / 8
-4
4 / 13
-9
4
9
-5
4 / 16
-8
8 / 6
-0
6 / 29
-8
21 / 6
-1
5 / 7
-4
3 / 10
-5
5 / 4
-4
0 / 8
-1
7 / 24
-3
21
15
-9
6 / 10
-8
2 / 33
- 14
19 / 24
-7
17 / 38
-5
33 / 27
-7
20 / 38
-28
10 / 12
-3
9 / 48
-10
38 / 43
-21
22
46
-5
41 / 26
-12
14 / 49
-14
35 / 50
-13
37 / 13
-6
7 / 15
-8
7 / 35
-7
28 / 43
-12
31 / 32
-24
8 / 9
-0
9
44
-12
32 / 47
-10
37 / 35
-3
32 / 13
-6
7 / 10
-9
1 / 38
-7
31 / 49
-16
33 / 23
- 0
23 / 11
-3
8 / 46
-16
30
11
-9
2 / 37
-5
32 / 14
-6
8 / 39
-17
22 / 42
-22
20 / 37
-13
24 / 48
-23
25 / 15
-11
4 / 11
-2
9 / 33
-3
30
10
-6
4 / 27
-1
26 / 11
-4
7 / 36
-9
27 / 44
-11
33 / 34
-10
24 / 10
-7
3 / 26
-4
22 / 11
-8
3 / 19
-16
3
39
-3
36 / 5
-5
0 / 44
-9
35 / 38
-19
19 / 34
-18
16 / 11
-5
6 / 39
-1
38 / 47
-18
29 / 11
-7
4 / 49
-9
40

NAME ______DATE ______

MULTIPLICATION

(0, 1, 2, 5, 9)

6
x 0
0 / 0
x 0
0 / 9
x 5
45 / 3
x 0
0 / 6
x 9
54 / 4
x 1
4 / 5
x 5
25 / 1
x 5
5 / 0
x 9
0 / 2
x 9
18
6
x 5
30 / 3
x 5
15 / 8
x 0
0 / 8
x 9
72 / 1
x 0
0 / 7
x 0
0 / 5
x 1
5 / 6
x 1
6 / 7
x 9
63 / 2
x 1
2
6
x 2
12 / 4
x 5
20 / 2
x 0
0 / 0
x 2
0 / 9
x 1
9 / 2
x 2
4 / 1
x 2
2 / 3
x 2
6 / 1
x 1
1 / 8
x 5
40
5
x 9
45 / 4
x 2
8 / 9
x 2
18 / 7
x 0
0 / 4
x 0
0 / 3
x 9
27 / 5
x 0
0 / 3
x 1
3 / 8
x 2
16 / 7
x 1
7
5
x 2
10 / 9
x 0
0 / 7
x 5
35 / 8
x 1
8 / 2
x 5
10 / 4
x 9
36 / 9
x 9
81 / 7
x 2
14 / 1
x 9
9 / 0
x 5
0

Comparisons:

Compare the given numbers using greater than and less than symbols (> and <) or equal to (=).

5,789 6,8293,286 9,4824,628 4,658

255= 2556,766 7,924

Fractions:

Write a fraction to represent the following pictures.

____3/4______1/3______1/4______1/8_____ ____1/2_____

3rd Grade Math Probes

Tell time by five minute intervals:

___4:06______9:06______2:24______7:54______12:20__

Tell time to the nearest minute. Use digital notation:

___6:06______3:53______12:35______1:19______8:12____

Tell time to minutes to the hour:

___4:55______2:58______9:57______1:55______11:58___

Name ______Date ______

STORY PROBLEMS-GRADE 3

1.21 girls rode the Octopus.

Then 34 more girls rode.

How many girls rode in all? 55 girls rode in all.

2.22 girls won prizes.

19 boys won prizes.

How many more girls won prizes? 3 more girls won prizes

3.A beautiful black horse namedStar has been

in 232 races. He lost only 84 of them.

How many has he won? Star has won 148 races.

4.Prince has won 149 races and lost 64.

How many races has he been in? Prince has been in 213 races.

5. By the end of the bazaar, there were orders for 30 bird

feeders. Since 5 people make the feeders, how many would

each person have to make? Each person will have to make 6 bird feeders each.

3rd Grade Math Probes