Question

Please helpppppp!!!!!

Answer 1

170

Explanation:

91 rounds down to 90, 77 rounds up to 80. 90+80=170

This matches up because 91+77=168, which is about 170

Answer 2

So 91 rounds to 90 when rounding to the nearest 10 and 77 rounds to 80
Now you have 90+80 which equals …






170