Respuesta :

6*10+21 IS the number sentence
MrRoyal

Answer:

6 tens to 21 = 81

Step-by-step explanation:

Given

6 tens

21

To write a number sentence to represent the description in the question, follow these steps;

  • Convert 6 tens to number: From number representation, we know that tens can be replaced by 10;

So,

6 tens = 6 * 10

6 tens = 60

  • Then we add the result to 21

60 + 21

This gives a result of 81.

So, Addition of 6 tens to 21 is equal to 81