Grading chart · 150 questions

150 Question Grading Scale: Out of 150 Grading Chart

142.5 out of 150 is 95%, which is an A on the standard grading scale. Below is every score from 150/150 down to 0/150 with its percentage, letter grade and number wrong.

Out of 150 grade calculator

142.5/150 is

95%
A Passing
Wrong answers
7.5
Each question
0.67%
Needed to pass
90/150

Out of 150 grading chart

Every possible score on a 150-question test. Each question is worth 0.67%.

Grading chart for a 150-question test: every score with its percentage and letter grade
Score Wrong Percentage Grade Status
150/150 0 100% A+ Passing
149/150 1 99.33% A+ Passing
148/150 2 98.67% A+ Passing
147/150 3 98% A+ Passing
146/150 4 97.33% A+ Passing
145/150 5 96.67% A Passing
144/150 6 96% A Passing
143/150 7 95.33% A Passing
142/150 8 94.67% A Passing
141/150 9 94% A Passing
140/150 10 93.33% A Passing
139/150 11 92.67% A- Passing
138/150 12 92% A- Passing
137/150 13 91.33% A- Passing
136/150 14 90.67% A- Passing
135/150 15 90% A- Passing
134/150 16 89.33% B+ Passing
133/150 17 88.67% B+ Passing
132/150 18 88% B+ Passing
131/150 19 87.33% B+ Passing
130/150 20 86.67% B Passing
129/150 21 86% B Passing
128/150 22 85.33% B Passing
127/150 23 84.67% B Passing
126/150 24 84% B Passing
125/150 25 83.33% B Passing
124/150 26 82.67% B- Passing
123/150 27 82% B- Passing
122/150 28 81.33% B- Passing
121/150 29 80.67% B- Passing
120/150 30 80% B- Passing
119/150 31 79.33% C+ Passing
118/150 32 78.67% C+ Passing
117/150 33 78% C+ Passing
116/150 34 77.33% C+ Passing
115/150 35 76.67% C Passing
114/150 36 76% C Passing
113/150 37 75.33% C Passing
112/150 38 74.67% C Passing
111/150 39 74% C Passing
110/150 40 73.33% C Passing
109/150 41 72.67% C- Passing
108/150 42 72% C- Passing
107/150 43 71.33% C- Passing
106/150 44 70.67% C- Passing
105/150 45 70% C- Passing
104/150 46 69.33% D Passing
103/150 47 68.67% D Passing
102/150 48 68% D Passing
101/150 49 67.33% D Passing
100/150 50 66.67% D Passing
99/150 51 66% D Passing
98/150 52 65.33% D Passing
97/150 53 64.67% D Passing
96/150 54 64% D Passing
95/150 55 63.33% D Passing
94/150 56 62.67% D Passing
93/150 57 62% D Passing
92/150 58 61.33% D Passing
91/150 59 60.67% D Passing
90/150 60 60% D Passing
89/150 61 59.33% F Not passing
88/150 62 58.67% F Not passing
87/150 63 58% F Not passing
86/150 64 57.33% F Not passing
85/150 65 56.67% F Not passing
84/150 66 56% F Not passing
83/150 67 55.33% F Not passing
82/150 68 54.67% F Not passing
81/150 69 54% F Not passing
80/150 70 53.33% F Not passing
79/150 71 52.67% F Not passing
78/150 72 52% F Not passing
77/150 73 51.33% F Not passing
76/150 74 50.67% F Not passing
75/150 75 50% F Not passing
74/150 76 49.33% F Not passing
73/150 77 48.67% F Not passing
72/150 78 48% F Not passing
71/150 79 47.33% F Not passing
70/150 80 46.67% F Not passing
69/150 81 46% F Not passing
68/150 82 45.33% F Not passing
67/150 83 44.67% F Not passing
66/150 84 44% F Not passing
65/150 85 43.33% F Not passing
64/150 86 42.67% F Not passing
63/150 87 42% F Not passing
62/150 88 41.33% F Not passing
61/150 89 40.67% F Not passing
60/150 90 40% F Not passing
59/150 91 39.33% F Not passing
58/150 92 38.67% F Not passing
57/150 93 38% F Not passing
56/150 94 37.33% F Not passing
55/150 95 36.67% F Not passing
54/150 96 36% F Not passing
53/150 97 35.33% F Not passing
52/150 98 34.67% F Not passing
51/150 99 34% F Not passing
50/150 100 33.33% F Not passing
49/150 101 32.67% F Not passing
48/150 102 32% F Not passing
47/150 103 31.33% F Not passing
46/150 104 30.67% F Not passing
45/150 105 30% F Not passing
44/150 106 29.33% F Not passing
43/150 107 28.67% F Not passing
42/150 108 28% F Not passing
41/150 109 27.33% F Not passing
40/150 110 26.67% F Not passing
39/150 111 26% F Not passing
38/150 112 25.33% F Not passing
37/150 113 24.67% F Not passing
36/150 114 24% F Not passing
35/150 115 23.33% F Not passing
34/150 116 22.67% F Not passing
33/150 117 22% F Not passing
32/150 118 21.33% F Not passing
31/150 119 20.67% F Not passing
30/150 120 20% F Not passing
29/150 121 19.33% F Not passing
28/150 122 18.67% F Not passing
27/150 123 18% F Not passing
26/150 124 17.33% F Not passing
25/150 125 16.67% F Not passing
24/150 126 16% F Not passing
23/150 127 15.33% F Not passing
22/150 128 14.67% F Not passing
21/150 129 14% F Not passing
20/150 130 13.33% F Not passing
19/150 131 12.67% F Not passing
18/150 132 12% F Not passing
17/150 133 11.33% F Not passing
16/150 134 10.67% F Not passing
15/150 135 10% F Not passing
14/150 136 9.33% F Not passing
13/150 137 8.67% F Not passing
12/150 138 8% F Not passing
11/150 139 7.33% F Not passing
10/150 140 6.67% F Not passing
9/150 141 6% F Not passing
8/150 142 5.33% F Not passing
7/150 143 4.67% F Not passing
6/150 144 4% F Not passing
5/150 145 3.33% F Not passing
4/150 146 2.67% F Not passing
3/150 147 2% F Not passing
2/150 148 1.33% F Not passing
1/150 149 0.67% F Not passing
0/150 150 0% F Not passing
Standard US scale (A 93%+, B 83%+, C 73%+, D 60%+). Passing is 60%. Change the scale in the test grader settings and this chart updates on your device.

Grading notes for a 150-question test

On a 150-question test each question is worth 0.67 percentage points. One wrong answer gives 99.33% (A+) and two wrong answers give 98.67% (A+). To pass with 60%, a student needs 90 correct and can miss up to 60.

With 150 questions every letter grade on the standard scale, from A+ down to F, can be earned with a whole-number score, so the chart below shows the full range.

What you need for each grade out of 150

The fewest correct answers for each letter grade, and how many questions a student can miss.

  1. A+

    146 of 150 correct (miss up to 4)

  2. A

    140 of 150 correct (miss up to 10)

  3. A-

    135 of 150 correct (miss up to 15)

  4. B+

    131 of 150 correct (miss up to 19)

  5. B

    125 of 150 correct (miss up to 25)

  6. B-

    120 of 150 correct (miss up to 30)

  7. C+

    116 of 150 correct (miss up to 34)

  8. C

    110 of 150 correct (miss up to 40)

  9. C-

    105 of 150 correct (miss up to 45)

  10. D

    90 of 150 correct (miss up to 60)

Each grade starts at its minimum percentage: A+ 97%, A 93%, A- 90%, B+ 87%, B 83%, B- 80%, C+ 77%, C 73%, C- 70%, D 60%.

How to calculate a grade out of 150

  1. Divide the score by the total142.5 ÷ 150 = 0.95
  2. Multiply by 1000.95 × 100 = 95%
  3. Read the letter grade95% → A
Works for any score, including half points such as 148.5/150. Use the calculator above for instant results.

Out of 150 grade FAQ

What is 120 out of 150 as a grade?

120 out of 150 is 80%, a B- on the standard US grading scale. That means 30 wrong answers, and it is a passing score.

What is 130 out of 150 as a grade?

130 out of 150 is 86.67%, a B on the standard US grading scale. That means 20 wrong answers, and it is a passing score.

What is 90 out of 150 as a grade?

90 out of 150 is 60%, a D on the standard US grading scale. That means 60 wrong answers, and it is a passing score.

What is 135 out of 150 as a grade?

135 out of 150 is 90%, an A- on the standard US grading scale. That means 15 wrong answers, and it is a passing score.

How much is each question worth on a 150 question test?

Each question is worth 100 ÷ 150 = 0.67 percentage points, so every wrong answer lowers the grade by 0.67%. If your questions are worth different points, add up the points instead and divide by the total points possible.

How many questions can you miss on a 150 question test and still pass?

With a 60% pass mark you need at least 90 correct out of 150 (60%), so you can miss up to 60 questions and still pass. Some schools use 65% or 70% as the pass mark; you can change it in the test grader settings.

How many do you need for an A or a B out of 150?

An A (93% or higher) needs 140 correct out of 150, so you can miss 10. A B (83% or higher) needs 125 correct, so you can miss 25. On a 10-point scale, where an A starts at 90%, the numbers are a little more forgiving.