4.) star liked to practice her number sense when possible. She

wanted to add two 2 digit numbers in her head. She thought 50 + 10

= 60 and 6 + 7 = 10 + 3. Then she was able to write down the correct

answer. Which problem was she solving?

Question

Mathematics

Kylie

24 March, 07:11

4.) star liked to practice her number sense when possible. She

wanted to add two 2 digit numbers in her head. She thought 50 + 10

= 60 and 6 + 7 = 10 + 3. Then she was able to write down the correct

answer. Which problem was she solving?

+3

Answers (1)

Know the Answer?

Brent · Answer 1

56 + 17

Step-by-step explanation:

The numbers could be

56 + 17 because Star was separating how she added the decimal places

She added the tens units first and then the ones units last.

so 50 + 10 first

and then 6 + 7

4.) star liked to practice her number sense when possible. Shewanted to add two 2 digit numbers in her head. She thought 50 + 10= 60 and 6 + 7 = 10 + 3. Then she was able to write down the correctanswer. Which problem was she solving?

4.) star liked to practice her number sense when possible. She

wanted to add two 2 digit numbers in her head. She thought 50 + 10

= 60 and 6 + 7 = 10 + 3. Then she was able to write down the correct

answer. Which problem was she solving?