[Solution] Exercise 1.4 - Spanish Number Sequencing
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Author: Anonymous
Practice rewriting Spanish numbers in correct numerical order. This exercise helps reinforce number recognition and sequential ordering from 6 to 29.
Exercise Solutions
a. Seis, diez, nueve, siete, ocho
Correct order:
Analysis
Original sequence was mixed: 6, 10, 9, 7, 8. The correct ascending order follows the natural number sequence from six to ten.
b. Once, trece, quince, catorce, doce
Correct order:
Analysis
Teen numbers from 11-15. Note the irregular forms: once (11), doce (12), and the pattern change starting with trece (13).
c. Quince, veinte, dieciocho, diecinueve, dieciséis, diecisiete
Correct order:
Analysis
Numbers 15-20 showing the "dieci-" prefix pattern for 16-19, then the base number "veinte" (20).
d. Treinta, veintiocho, treinta y uno, veintisiete, veintinueve
Correct order:
Analysis
Transition from twenties to thirties, showing compound number formation with "y" (and) for numbers above 30.
Spanish Number Patterns
Key Patterns in These Exercises
- 6-10:
- 11-15:
- 16-19:
- 20s:
- 30+:
Number Formation Rules
Understanding Spanish number formation:
Detailed Rules
- 16-19: "Dieci-" + base number (dieciséis = diez + seis)
- 21-29: "Veinti-" + base number (veintiuno = veinte + uno)
- 31+: Base ten + "y" + unit (treinta y uno)
- Accents: Dieciséis, veintidós, veintitrés maintain written accents
Memory Strategies
Sequential Learning Tips
Master number sequences with:
Effective Techniques
- Group by tens: Learn 1-10, 11-20, 21-30 as chunks
- Pattern recognition: Identify regular vs. irregular forms
- Audio practice: Listen to number sequences repeatedly
- Writing practice: Write numbers in order multiple times
- Real-world usage: Practice with dates, times, and quantities
Common Sequencing Errors
Avoid these mistakes:
Error Prevention
- Pronunciation confusion: Seis (6) vs. siete (7)
- Teen number mix-ups: Diecisiete (17) vs. dieciocho (18)
- Twenty-series errors: Veintidós vs. veintiocho
- Accent mark omission: Remember dieciséis, not dieciseis
Practice Applications
Real-World Number Usage
Apply number skills in:
Practical Contexts
- Age: "Tengo diecinueve años" (I am 19 years old)
- Time: "Son las ocho y quince" (It's 8:15)
- Dates: "El veinte de marzo" (March 20th)
- Prices: "Cuesta veintiocho euros" (It costs 28 euros)
- Addresses: "Vivo en el número quince" (I live at number 15)
