☰ Contents · Algebra

Rounding numbers. Relative error

Lessons 21–22 · 2 lessons · Sh.A. Alimov, A.R. Xalmukhamedov, M.A. Mirzaakhmedov. Algebra: textbook for Grade 8 of general secondary schools. Revised 4th edition. Tashkent: “O‘qituvchi”, 2019
Answers are for parents and teachers.
1
Round 6.0749 to hundredths.
2
Round 365 980 to thousands.
3
Approximate value 40, absolute error 2. Relative error in percent?
4
Which is more accurate: (12 ± 0.6) cm or (60 ± 1.2) cm?
5
Round 0.45 to tenths and find the rounding error.