☰ Mundarija · Matematika

Musbat va manfiy sonlarni ko‘paytirish va bo‘lish

Darslar 35–36 · 2 ta dars · M.A. Mirzaahmedov, A.A. Rahimqoriyev, Sh.N. Ismailov, M.A. To‘xtaxodjayeva. Matematika 6-sinf, 2-nashr. «O‘qituvchi» NMIU, Toshkent, 2017
Javoblar ota-onalar va o‘qituvchilar uchun.
1
(−12) · 5 ni hisoblang.
2
(−8) · (−7) ni hisoblang.
3
(−81) : 9 ni hisoblang.
4
24 : (−4) ni hisoblang.
5
(−1) · (−1) · (−1) · (−1) ko‘paytmaning ishorasi qanday? Sababini ayting.