Asked by Anonymous

Can you please check these problems?

1. 5ã28+2ã45=_____

I got 10ã7+6ã5

2. -4ã75+3ã147=_____

I got 1ã21

3. -11ã8-7ã12=______

I got -11ã8-14ã3

4. ã150-5ã96

I got -15ã6

5. 9ã13-6ã11+ã13=___

I got -6ã11+10ã13
Answered by Reiny
Assuming your ã is √

#3 , the -11√8 becomes -22√2

the rest are correct