Roberto Rubalcaba

119X · MATH122 · MATH92 · MATH116 · MATH119X · MATH119 · CALC151 · MATH104 · 125 lifetime ratings

AI rating: 96/100
RMP rating: 4.8/5
Take again: 95%
Difficulty: 2.9

The decision

. Rob if you struggle with math; do the homework and show up and you will learn and likely earn an A.

Best fit · Beginner FriendlyCaring and inspirationalFlexible deadlinesExtra credit heavyMath anxiety healerAccessible outside class

Nearly universal praise for making tough math feel doable with patience and real-world framing.
Lots of homework but flexible deadlines, , and .
A few notes of disorganization or lecture speed, but overwhelmingly a and calc.

Key questions

Four answers before you build your schedule.

Is this an easy A?

EasyA

82/100

High A rates and make an A reachable if and show up, though the work is not zero effort.

Both online and in-person reviews say effort plus flexibility yields an A; .

Is the course easy?

Beginner

68/100

Math content is still challenging for many, but and real-world framing lower the intellectual barrier.

Online and by his teaching.

Is attendance flexible?

Mandatory

35/100

Most reviews list attendance as mandatory and , though a minority mark it optional.

Online ; some in-person sections treat it as recommended.

Is this professor recommended?

MustTake

95/100

About 95 percent would take again, with if you can and life-changing praise across formats.

Recommendation is uniformly strong online and in person aside from one harsh outlier.

Course guide

See how this professor fits your week.

Grading

Lenient

84/100

Flexible deadlines, , grace on late work, and practice exams .

Format shift

One in-person review complains grades appear only at the end; most online and and clear.

Workload

Moderate

52/100

Expect 2-4 assignments weekly and lots of and unlimited-style practice on platforms like Hawkes.

Format shift

Online and flexibility.

Teaching experience

Excellent

94/100

Students call him the , patience, inspiration, and after-class access.

Format shift

Praise is consistent online and in person; rare critiques mention pace or grade visibility.

Assessment method

Balanced

55/100

and participation plus midterms, finals, and occasional presentations form the grade.

Format shift

Online emphasizes proctored tests with notes; and flexible deadlines.

Luni fit check

Weigh these signals against your actual schedule.

Get help balancing workload, grading, and timing when no option is an obvious fit.

Course format

Compare the in-person and online experience.

Classroom format

In person

35 reviews

High confidence · Best fit for Beginner Friendly

In-person students highlight passionate lectures, community feel, flexible deadlines, and life-changing support for math anxiety.

Main concern

and .

What students said

“took rob for calculus 1 and was assigned a lot of homework but he is very flexible with deadlines and their life.”
CALC151

“Dr. Rob is one of the , and I can't recommend taking one of his courses enough. Life changing on so many levels!”
MATH119X

“He doesn't put in any grades. You don't have any clue what your grade is until the end. .”
119X

Remote format

Online

15 reviews

High confidence · Best fit for Beginner Friendly

Online students praise tech-savvy Zoom lessons, and and calculator allowed, and extra tutoring.

Main concern

Expect and .

What students said

“ your notebook, Google Sheets, formulas, SALT, & a scientific calculator.”
MATH119

“I would have never made it through statistics with out this professor. He rally cared and took the necessary time to help you feel comfortable with math.”
MATH119X

“We use Hawkes Learning for and lessons. oom lessons are given on each question of the homework.”
119X

Exam style

Know what to expect from exams and major assignments.

Exams are typically proctored but student-friendly materials are allowed and .

Proctored midterms and finalsNotebook and calculator allowedPractice exams match real examsHawkes homework platform

Assessment risk

Standard

62/100

Low score means less forgiving assessment conditions.

In person

and homework-aligned but do not detail proctoring software.

Lenient testsHomework-aligned examsMultiple attempts on some Hawkes tests

“ lenient as well, and he is a man with great passion.”
119X

“There's also 3 big tests with 3 attempts each and a .”
MATH119X

Online

Online reviews describe proctored midterms and , and scientific calculator.

Proctored examsOpen-note style materials allowedPractice exams nearly identical

“ your notebook, Google Sheets, formulas, SALT, & a scientific calculator.”
MATH119

“The .”
MATH119

Student evidence

See what students actually said.

Top student voice
“Dr. Rob is the . He gave me confidence and believed in me before I even believed in myself.”
Voice snapshots generated from 50 reviews (15 online, 35 in person), highlighting care, workload, and . Credibility rating: High.

🎯 Teaching Quality

94/100

“Dr Rob is by far the never done well in math and I can't recommend him enough.”

👍 Recommendation Rate

95/100

“If ! GOOO”

❤️ Student Care

93/100

“He truly wants his students to pass AND learn.”

📈 Effort for an A

82/100

“If you put in the effort, you can absolutely earn an A.”

Theme 1

👨‍🏫 About Teaching Style

to understand.
Breaks down subjects into bits, and describes them until you are confident.
He makes math actually fun to learn.

Theme 2

📈 About Difficulty & Grades

There is so much grace given in this class.
flexible with deadlines and offers opportunities.
Show up, watch the videos, do the homework, and you will pass with a good grade.

Theme 3

❤️ About Character

He cares deeply about students and ensures their success REGARDLESS of their situation.
Life changing on so many levels!
During Ramadan, I was fasting and he was so understanding and gave so .

Data context

See exactly what the AI read.

Analysis sample

Recent reviews read by the AI

125

Lifetime ratings

92/100

Evidence confidence

50 recent detailed reviews with strong consensus on care and support, only isolated negatives, spanning online and in-person formats.

Inside 50 stored ratings

Quality ratings

5 out of 5116

4 out of 52

3 out of 55

2 out of 51

1 out of 52

Course coverage

MATH119X17 reviews

MATH11913 reviews

119X10 reviews

MATH1043 reviews

MATH1162 reviews

Show 3 more courses

MATH1222 reviews

MATH922 reviews

CALC1511 review

Reported outcomes

A range results lead the reported letter grades.

48 reported outcomes

A range

A+ 14 · A 25 · A- 3

B range

B+ 2 · B 2 · B- 1

C range

No reported values

D range

No reported values

F

No reported values

No letter grade reported

Not sure yet 1

Roberto Rubalcaba

x x. Rob if you struggle with math; do the homework and show up and you will learn and likely earn an A.

Four answers before you build your schedule.

EasyA

Beginner

Mandatory

MustTake

See how this professor fits your week.

Compare the in-person and online experience.

Know what to expect from exams and major assignments.

In person

Online

See what students actually said.

🎯 Teaching Quality

👍 Recommendation Rate

❤️ Student Care

📈 Effort for an A

👨‍🏫 About Teaching Style

📈 About Difficulty & Grades

❤️ About Character

See exactly what the AI read.

Quality ratings

Course coverage

A range results lead the reported letter grades.

A range

B range

C range

D range

F

No letter grade reported

. Rob if you struggle with math; do the homework and show up and you will learn and likely earn an A.