Download Informal Math Probes Grade 4 Answer Key

INFORMAL MATH PROBES – GRADE 4
can correctly
NUMERATION & PLACE VALUE:
 Read numbers from .01 to 1 million in _____/5 attempts.
 Write numbers from .01 to 1 million in _____/5 attempts.
 Round whole numbers to the nearest thousand in _____/5 attempts.
ADDITION & SUBTRACTION:
 Add 3 columns of 5 numbers in _____/5 attempts.
 Subtract 4-digit numbers with 0s in the tens and hundreds place in ____/5
attempts.
 Add decimals with the same number of places. ____/5 attempts
 Subtract decimals with the same number of places. ____/5 attempts
 Estimate sums by rounding to the nearest 10 in ____/5 attempts.
 Estimate differences rounding to the nearest hundred in _____/5 attempts.
MULTIPLICATION:
 Multiplication facts (0-12) with ____% accuracy at rate of _____facts in
_____minutes, _____ seconds.
 Multiply a 3-digit number by a 1-digit number in _____/5 attempts.
 Multiply a 2-digit number by a 2-digit number in ____/5 attempts.
 Multiply a 3-digit number by a 2-digit number in _____/5 attempts.
DIVISION:
 Division facts with ____% accuracy at a rate of _____ facts in ____ minutes.
 Divide a 2-digit number by a 1-digit number. _____/5 attempts
 Divide a 3-digit number by a 1-digit number. _____/5 attempts
PROBLEM SOLVING:
 Solve ______/5 4th grade word problems.
CLASSROOM WORK:
 Daily assignments done with ____% accuracy.
 Chapter test scores range from ____% to ____ % accuracy.
4th Grade Math Probes
Name ______________________________________ Date _______________________
NUMERATION & PLACE VALUE:
Read numbers from .01 to 1 million:
.5
115,609
975,254
.75
698,001
________
________
_________
10,942
61,545
________
_________
______/5 attempts
Write numbers from .01 to 1 million:
________
________
_____/5 attempts
Round numbers to the nearest thousandth:
6,742
41,256
80,054
________
________
________
_____/5 attempts
ADDITION & SUBTRACTION:
638
217
418
125
609
117
812
843
212
690
701
376
+123
+245
+532
2388
2615
1655
167
275
317
254
+256
1269
822
342
554
822
+372
2912
/5 attempts
5403
- 1289
4114
2006
- 1127
879
8003
- 3526
4477
6103
- 2315
3788
3005
- 1259
1746 /5 attempts
Add decimals with the same number of places:
.25
+ .26
0.51
.5
+.7
1.2
4th Grade Math Probes
.435
+.102
0.537
.03
+.25
0.28
.72
+.53
1.25
/5 attempts
Subtract decimals with the same number of places:
.5
- .2
0.3
.752
- .431
0.321
.023
- .011
0.012
.25
- .15
0.10
.3
- .2
0.1
/5 attempts
ESTIMATION:
Estimate sums by rounding to nearest ten.
69
+ 22
=
=
70
___20___
66
+47
=
=
90
$37.52
+ $22.89
=
=
70
__ 50____
120
__38.00__
__23.00__
$126.35
+$142.66
=
=
__126.00_
__143.00_
$61.00
$12.76
+$15.02
=
=
$269.00
__13.00_
__15.00_
_______/5
$28.00
Estimate differences rounding to the nearest hundred:
-
542
167
=
=
_500_
_200_
-
782
276
=
=
300
$ 263.54
- $167.05
=
=
_300.00
_200.00
$100.00
_800_
_300_
-
921
680
=
=
_900_
_700_
500
$725.89 =
- $422.35 =
200
700.00
400.00
$300.00
_______/5
4th Grade Math Probes
MULTIPLICATION:
Multiply a 3-digit number by a 1-digit number:
267
173
485
x 3
x 4
x 2
801
692
970
196
x 4
784
247
x 3
741
/5
Multiply a 2-digit number by a 2-digit number:
39
46
95
x 67
x 58
x 27
2613
2668
2565
84
x 36
3024
73
x 49
3577
/5
Multiply a 3-digit number by a 2-digit number:
604
x 25
15,100
703
x 68
47,804
807
x 42
33,894
508
x 34
17,272
901
x 78
70,278
/5
DIVISION:
Divide a 2-digit number by a 1-digit number:
_19_
3 ) 57
_18__
4 ) 72
_17__
5 ) 85
_25__
3 ) 75
_27__
2 ) 54
/5
Divide a 3-digit number by a 1-digit number
__82_
3 ) 246
4th Grade Math Probes
__32_
4 ) 128
__41_
5 ) 205
__71_
6 ) 426
__81_
7 ) 567
Multiplication Facts
0-9
Name: _______________________________
Time: ______________ No. Correct: ____/100
8
x9
72
5
x5
25
5
x2
10
3
x7
21
5
x9
45
8
x8
64
3
x3
9
5
x7
35
9
x1
9
8
x7
56
5
x5
25
6
x1
6
4
x8
32
11
x7
77
12
x3
36
3
x6
18
10
x3
30
7
x4
28
7
x0
0
4
x7
28
4th Grade Math Probes
2
x2
4
3
x4
12
2
x5
10
8
x1
8
8
x2
16
12
x7
84
9
x4
36
5
x0
0
6
x2
12
8
x8
64
3
x4
12
3
x1
3
1
x1
1
7
x3
21
2
x9
18
8
x3
24
7
x8
56
4
x9
36
5
x5
25
7
x8
56
5
x4
20
2
x3
6
9
x0
0
4
x3
12
1
x2
2
6
x9
54
3
x5
15
2
x8
16
12
x4
48
12
x7
84
7
x6
42
11
x0
0
3
x8
24
10
x5
50
8
x0
0
8
x7
56
9
x8
72
9
x9
81
4
x6
24
4
x8
32
9
x1
9
5
x8
40
2
x2
4
2
x4
8
7
x6
42
5
x6
30
7
x7
49
8
x6
48
7
x9
63
10
x9
90
2
x0
0
3
x0
0
4
x5
20
9
x5
45
6
x6
36
12
x6
72
7
x2
14
6
x4
24
6
x7
42
3
x9
27
4
x3
12
2
x1
2
2
x6
12
8
x4
32
4
x2
8
8
x9
72
12
x0
0
5
x3
15
4
x4
16
2
x7
14
6
x7
42
6
x8
48
1
x9
9
7
x1
7
6
x3
18
7
x5
35
5
x1
5
9
x2
18
2
x0
0
4
x1
4
NAME: _____________________________________ DATE:_____________________
DIVISION FACTS
__8_
9 )72
__6
7 ) 42
__3_
8 ) 24
__5_
2 ) 10
__1_
4)4
_3_
3)9
__9_
4 ) 36
_8__
1)8
__2_
7 ) 14
_0_
6)0
__3_
7 ) 21
__6_
9 ) 54
__0_
7)0
__2_
8 ) 16
_1__
9)9
__8_
6 ) 48
__7_
8 ) 56
__5_
7 ) 35
_0__
9)0
__5_
6 ) 30
__9_
7 ) 63
__1_
8)8
__5_
9 ) 45
_1_
6)6
__4_
8 ) 32
_4_
5) 20
_4__
1)4
__6_
2 ) 12
__7_
5 ) 35
_2_
4)8
__5_
5 ) 25
_5__
1)5
__8_
2 ) 16
__7_
3 ) 21
__3_
4 ) 12
__8_
5 ) 40
__8_
3 ) 24
_6_
1)6
__6_
4 ) 24
__6_
5 ) 30
4th Grade Math Probes
NAME: _____________________________________
DATE:_____________________
STORY PROBLEMS – GRADE 4
1. The family drank 18 liters of milk one week.
They drank 7 liters the next week.
How many liters did they drink in all? _They drank 25 liters in all._
2. There were twenty-one desks in the math class.
Twenty-seven students came to the class.
How many more desks were needed to seat the students? __6 desks__
3. Wilbur received $ .45 for mowing the lawn and $ .85 for painting the
dog house. How much did he earn? _$1.30______
How much more does he need to buy a toy truck which costs $2.85?
__$1.55______
4. The Red Sox scored 18 runs in 6 innings.
If they scored the same number of runs in each inning, how many runs
did they make in each inning? _3 runs in each inning.____________
5. In basketball, 5 fouls and you’re out of the game. Four players were
out on fouls. How many fouls were made by these players? _20 fouls
were made.___
4th Grade Math Probes