"How do you consider that?" and "What do you think of that?" are loose English equivalents of the French phrase Comment tu trouves ça? The question translates literally as "How do you find that?" in the sense of expressing beliefs or feelings, not locations, in English. The pronunciation will be "kuh-maw tyoo troov sa" in French.
"How do think you look?" is an English equivalent of the French phrase Comment trouves-tu? The question literally translates as "How do you find yourself?" in English. The pronunciation will be "kuh-maw troov-tyoo" in French.
"How do you find math?" is an English equivalent of the French phrase Comment tu trouves les maths? The question refers to the listener's feeling toward, not ability to find the location of, mathematics class. The pronunciation will be "kuh-maw tyoo troov les maht" in French.
Comment? in French is "How?" in English.
"How?" in English is Comment? in French.
"How are you?" in English is Comment allez-vous? in French.
Comment est-il? in French means "How is he/it?" in English.
Comment est votre...? in French means "How is your...?" in English.
Comment tu fais? in French means "How do you do it?" in English.
Comment t'appelles-tu? in French means "What are you called?" or "What is your name?" in English.
Je suis comment? in French means "How am I?" or "What do I look like?" in English.
"How do you spell it?" in English is Comment s'ecrit-il?in French.
Comment dit-on en français? in French is "How does one say in French?" in English.