☰ Contents · Algebra

Numerical expressions

Lessons 2 · 1 lessons · Sh.A. Alimov, O.R. Xolmuhamedov, M.A. Mirzaahmedov. Algebra, Grade 7, revised and expanded 5th edition. O‘qituvchi NMIU, Tashkent, 2017
Answers are for parents and teachers.
1
Compute 7 · 2² - 3 · (8 - 5).
2
Compute 2 · (15 - (4 + 3)).
3
Write the product of the difference of 12 and 4 and the number 3 as a numerical expression and find its value.
4
Compute (3² + 4²) : 5.