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Adding and subtracting in class

Pedro and Ana practice addition and subtraction in class.

Diálogo: Sumando y restando en clase

Pedro y Ana practican sumas y restas en clase.

Adding and subtracting in class

A1 Spanish

Level: A1

Module 1: Presentarse (To introduce oneself)

Lesson 4: Números y contar (Numbers and counting)

Teaching guidelines +/- 15 minutes

Audio and video

Conversation

1. Pedro: ¿Cuánto es veinte más diez? (How much is twenty plus ten?)
2. Ana: Es treinta, es fácil. (It's thirty, it's easy.)
3. Pedro: ¿Y si restamos cinco? (And if we subtract five?)
4. Ana: Es veinticinco. (It's twenty-five.)
5. Pedro: Ahora suma cincuenta más veinte. (Now add fifty plus twenty.)
6. Ana: Es setenta. (It's seventy.)
7. Pedro: ¿Y cien menos cuarenta? (And one hundred minus forty?)
8. Ana: Es sesenta, ¿verdad? (It's sixty, right?)
9. Pedro: ¡Muy bien! (Very good!)

Exercise 1: Discussion questions

Instruction: Discuss the questions after listening to the audio or reading through the text.

  1. ¿Cuánto es veinte más veinte?
    2. What is twenty plus twenty?
  2. ¿Cuánto es cien menos treinta?
    3. How much is one hundred minus thirty?
  3. ¿Usas matemáticas en tu vida diaria?
    4. Do you use maths in your daily life?

Exercise 2:

Instruction: Fill in the correct word.

Show translation Show answers

cien, veinticinco, veinte, treinta, cincuenta

1.
Ahora suma ... más veinte.
(Now add fifty plus twenty.)
2.
Es ..., es fácil.
(It's thirty, it's easy.)
3.
¿Cuánto es ... más diez?
(What is twenty plus ten?)
4.
¿Y ... menos cuarenta?
(And a hundred minus forty?)
5.
Es ....
(It's twenty-five.)

Exercise 3: Order the text

Instruction: Number the sentences in the correct order and read out loud.

Show translation
3
... ¿Y si restamos cinco?
(What if we subtract five?)
2
... Es treinta, es fácil.
(It's thirty, it's easy.)
7
... ¿Y cien menos cuarenta?
(And a hundred minus forty?)
5
... Ahora suma cincuenta más veinte.
(Now add fifty plus twenty.)
1
1 ¿Cuánto es veinte más diez?
(What is twenty plus ten?)
6
... Es setenta.
(It's seventy.)
4
... Es veinticinco.
(It's twenty-five.)
8
8 Es sesenta, ¿verdad?
(It's sixty, right?)
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