Problemes de dos passos – Exercici 3

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1. Pregunta 1

   Opció múltiple

   Mia has 18 marbles. She wins 9 more, then loses 7. How many does she have?

2. Pregunta 2

   Opció múltiple

   A library has 100 books. 25 are borrowed and 10 are returned. How many are there now?

3. Pregunta 3

   Opció múltiple

   Jake had 45 toy cars. He bought 15 and gave 20 to his brother. How many does he have?

4. Pregunta 4

   Seqüència

   Complete the sequence: 3, 10, 17, ?, 31

5. Pregunta 5

   Vertader o fals

   Two-step problems require two separate calculations.

Més exercicis d'aquest mòdul

• Operacions fins a 20 – Exercici 2

• Suma i resta de dos dígits – Exercici 3

• Suma i resta de dos dígits – Exercici 1

• Problemes de paraules – Exercici 2

• Operacions fins a 20 – Exercici 1

• Suma i resta de dos dígits – Exercici 2