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2881255
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About 2881255
Subjects
Calculus, Calculus BC
Education
Bachelors in Engineering, General from Universidad Industrial de Santander
Career Experience
I'm an industrial engineer who has been working for the past 4 years as a calculus and Spanish tutor for college students of the US and the UK!
I Love Tutoring Because
it helps me improve the confidence of my students and see them little by little reach new goals!
Other Interests
Tennis
Reviews 
(2,567)
9287701
Math - Calculus
Nov 5, 2023
Very informative, such a great tutor
10235209
Math - Calculus
Nov 5, 2023
He was good. He really helped me.
10340284
Math - Calculus
Oct 29, 2023
David was extremely patient, clear, and did a great job at guiding me towards the correct answer
10307917
Math - Calculus
Oct 29, 2023
helped break down parts i didn't understand in a concise manner
9707693
Math - Calculus
Oct 29, 2023
Walked me step-by-step to get the solution. Clarified anything that I did not understand.
10420026
Math - Calculus
Oct 26, 2023
awesome
10674543
Math - Calculus
Oct 22, 2023
David R. really helped me understand functions so much better!
10115548
Math - Calculus
Oct 22, 2023
great session!
10242429
Math - Calculus
Oct 22, 2023
David went into great detail. It made a lot more sense.
8168762
Math - Calculus
Oct 15, 2023
this tutor just wasnt it for me. they just made me feel dumb for some reason :(
9678170
Math - Calculus
Oct 15, 2023
Excellent help
7850346
Math - Calculus
Oct 15, 2023
My tutor was very patient with me and was able to help me understand the work without giving me the answers. Would recommend to anyone else that needs help.
10253216
Math - Calculus
Oct 15, 2023
This is a great tutor!
4454686
Math - Calculus
Oct 8, 2023
Very engaging.
9205683
Math - Calculus
Sep 30, 2023
David R has been so helpful. He's patient and explains the most difficult problems in a way that is understandable.
8197809
Math - Calculus
Sep 30, 2023
David was excellent!
279158
Math - Calculus
Sep 17, 2023
David was great
9737902
Math - Calculus
Sep 17, 2023
David was an excellent tutor helping me get to the end point by gently guiding me and was very kind and rapid in his responses
10189768
Math - Calculus
Sep 10, 2023
Thank you! very patient
10144073
Math - Calculus
Sep 10, 2023
THansk Awesome help!!!
10189768
Math - Calculus
Sep 10, 2023
Thanks
10170062
Math - Calculus
Sep 10, 2023
Great help
9649908
Math - Calculus
Sep 10, 2023
thanks!
8503106
Math - Calculus BC
Sep 6, 2023
He was really helpful, and took the time to make sure all my answers were correct! It was so helpful.
7169884
Math - Calculus
Sep 3, 2023
David was quick, educated, and patient! Everything you want in a tutor! Thank you David you are appreciated!
9316502
Math - Calculus
Sep 3, 2023
David was a pleasure to have. He was great and patient at teaching me how to do my homework!
9537250
Math - Calculus
Sep 3, 2023
Challenged me and asked me good questions to guide me
9039603
Math - Calculus
Sep 3, 2023
David was very patient with me! Appreciate him.
9084569
Math - Calculus
Sep 3, 2023
Thanks!
10108158
Math - Calculus
Aug 27, 2023
he was really helpful.
8346985
Math - Calculus
Aug 27, 2023
It was wonderful to have a tutor
7765651
Math - Calculus
Aug 20, 2023
good job
279158
Math - Calculus
Aug 20, 2023
Good tutor.
9477301
Math - Calculus
Aug 13, 2023
very patient tutor, thank you.
9477301
Math - Calculus
Aug 13, 2023
David, thank you for your time and your help. Now I'm confident in my project
9476604
Math - Calculus
Aug 13, 2023
Taught me properties of integrals as I seemed to have missed them when in my reading! Once they went over them, it was an incredibly easy problem!
9741544
Math - Calculus
Jul 30, 2023
Thank you, this was a very helpful session. I'm hoping to retake my exam and get a better grade shortly.
9736091
Math - Calculus
Jul 23, 2023
David was a very helpful and understanding tutor! He helped me understand concepts that were very difficult for me and he walked me through how to do them. Thank you so much!
9734342
Math - Calculus
Jul 22, 2023
Very fast to help.
9695043
Math - Calculus
Jul 16, 2023
Really helped me understand integration better.
9678239
Math - Calculus
Jul 2, 2023
good
9678239
Math - Calculus
Jul 1, 2023
good
9678239
Math - Calculus
Jul 1, 2023
good
9009463
Math - Calculus
Jun 18, 2023
Thank you for being patience
8197785
Math - Calculus
Jun 18, 2023
Patient and answers questions in detail
8197785
Math - Calculus
Jun 18, 2023
Took the time to explain concepts patiently. Much appreciated!
9319699
Math - Calculus
Jun 9, 2023
David was awesome and patient, and encouraging, I am very satisfied with this service.
7532703
Math - Calculus
Jun 4, 2023
good tutor
7338856
Math - Calculus
May 28, 2023
The instructor was very patient and I appreciate them taking the time to explain the concepts that I was unclear about.
9555941
Math - Calculus
May 27, 2023
David is amazing! Everything was explained in a simple manner! - Thanks David!!
9576531
Math - Calculus
May 21, 2023
Tutor was concise and helpful
9238378
Math - Calculus
May 13, 2023
outstanding help!
9238378
Math - Calculus
May 13, 2023
amazing help!
8617559
Math - Calculus
Apr 23, 2023
interactive
7263375
Math - Calculus
Apr 23, 2023
this tutor is always extremely helpful
9306545
Math - Calculus
Apr 22, 2023
He is one of the best tutors here. He was really great. He was paying attention to every step that I was making thoroughly and he gave me feedback instantly. He is knowledgeable and very helpful! He explained math concepts really well to me and answered my questions right away. I highly recommend him to anyone.
8483160
Math - Calculus
Apr 22, 2023
Very helpful in understanding the concept of a problem
7263375
Math - Calculus
Apr 20, 2023
this tutor is great and one of my favorites. always very helpful.
9492902
Math - Calculus
Apr 20, 2023
stopped after an hour and the problem was not solved yet
9311654
Math - Calculus
Apr 14, 2023
Very kind and understanding!
9045416
Math - Calculus
Apr 8, 2023
My tutor was very patient with me not getting frustrated with me
6407744
Math - Calculus
Apr 8, 2023
super helpful tutor was patient and also knew a lot about the subject, their explanations made sense
18065
Math - Calculus
Apr 8, 2023
very helpful! I'm glad that you support AP calc
7149273
Math - Calculus
Mar 27, 2023
Very helpful!
8537529
Math - Calculus
Mar 26, 2023
Super helpful, awesome
9097179
Math - Calculus
Mar 26, 2023
Excellent
9417466
Math - Calculus
Mar 26, 2023
This is a wonderful service please continue, offering the service to everybody.
7263375
Math - Calculus
Mar 25, 2023
huge help!
7263375
Math - Calculus
Mar 25, 2023
such a huge help!
7263375
Math - Calculus
Mar 25, 2023
This tutor explained everything very clearly to me, teaching me some new things as well. Thank you!
7263375
Math - Calculus
Mar 19, 2023
huge help! tutor made sense out of everything that i was having trouble with. thank you!
5779109
Math - Calculus
Mar 19, 2023
Tutor was very helpful and explained everything well
7557435
Math - Calculus BC
Mar 10, 2023
Excellent help.
9318327
Math - Calculus
Feb 26, 2023
It was very helpful, I will probably use this again.
8593881
Math - Calculus
Feb 24, 2023
Excellent!
8375153
Math - Calculus
Feb 12, 2023
This really helped me out. Thank you.
8780843
Math - Calculus
Feb 11, 2023
DAVID! is very kind and respectful . He made me understand a hard topic and made everything visual for me. I am a visual learner so he makes sure I can understand literally with drawings. I really appreciate him and his work. GREAT TUTOR!
8780843
Math - Calculus
Feb 11, 2023
David is a great tutor he gives examples, also helps me understand new topics. Does drawing and visuals so I can understand the material.He is great! Also, he is very patient with me due to my lack of skills.Also, he implements positive reinforsment. He makes me feel safe:)!
8780843
Math - Calculus
Feb 5, 2023
DAVID! is very patience with me he finds the ways to explain me the best based on my learning style. I am a visual learner and he helps me visually and sues grpahs and drawing! AMAZING!
4445636
Math - Calculus
Feb 5, 2023
This tutor was excellent.
9211473
Math - Calculus
Jan 29, 2023
My tutor was very kind and patient!
7622225
Math - Calculus
Jan 29, 2023
David R really helped me understand how to read a graph by explaining each of the different aspects of the graph and understanding of the cartesian plane and then helped me in understanding how to solve the problem with the previous lessons on the graph I spoke of. Thanks.
8780843
Math - Calculus
Jan 29, 2023
David is very patient with me he explains me very good. Pushes me to do my best in my assignments.
8780843
Math - Calculus
Jan 23, 2023
PERFECT tutor
3732255
Math - Calculus
Jan 22, 2023
10/10. Tutor was amazing.
9040472
Math - Calculus
Jan 22, 2023
David is always very nice and helpful whenever he helps me. He makes sure that I complete understand what I am doing and why. Highly recommend him!
8311189
Math - Calculus
Jan 22, 2023
Out of all the tutors today, they were the ONLY one to actually help me with the problem!!!! I got the answer right initially, but not the formula, and no one seemed to want to help with the actual issue I was having, but rather wanted to solve my word problem. So grateful!!!
8780843
Math - Calculus
Jan 22, 2023
David is great! he checks my steps very detailed. He also, gives me check marks as a method of positive reinforsment where he checks step by step. David is great!
8780843
Math - Calculus
Jan 15, 2023
David goes above and beyond when it comes to explain math. He makes me feel I understand. Also, he uses positive reinforsment when I am doing good by steps by giving me little check marks. He does the process with you setp by step until you udnerstand. AMAZING tutor. !
7622225
Math - Calculus
Jan 15, 2023
David R once again helped me out with a problem I was stumped on.
7622225
Math - Calculus
Jan 15, 2023
David R really helped me understand this problem and how to solve it.
8816109
Math - Calculus
Jan 8, 2023
David is awesome. Really goes the extra mile to make sure you understand the process of math.
7622225
Math - Calculus
Jan 8, 2023
I had no idea that the problem I was working on needed the answer to be an expression and not a solution as most problems require. David R helped me to understand this and also how to solve this and similar problems in the future. Thanks, David R.
8593881
Math - Calculus
Jan 8, 2023
Excellent!
7867510
Math - Calculus
Jan 8, 2023
Tutor was great
9040472
Math - Calculus
Jan 8, 2023
David is very helpful and explains things so that they make sense to me.
4584563
Math - Calculus
Jan 4, 2023
Very helpful!
8907932
Math - Calculus
Dec 4, 2022
n/a
8907932
Math - Calculus
Dec 4, 2022
David was...okay.
8519657
Math - Calculus
Dec 4, 2022
tutor teach me the step
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