Page 89 - 5.3.1

special-edu.kz.
special-edu.kz.

9. ×àñû ñ áîåì â 1 ÷ special-edu.kz.

çâîíÿò 1 ðàç, â 2 ÷ – 2

ðàçà, â 3 ÷ – 3 ðàçà, ...
special-edu.kz. special-edu.kz. special-edu.kz.
â 12 ÷ – 12 ðàç. Êðîìå

òîãî, ÷åðåç êàæäûå ïîë-

÷àñà îíè çâîíÿò 1 ðàç.

Ñêîëüêî ðàç ïðîçâîíÿò

÷àñû ñ áîåì ñ 1 ÷ äî 10 ÷ (âêëþ÷àÿ 10

÷àñîâ)? Ñ. 64 ðàçà;

À. 69 ðàç;
special-edu.kz. special-edu.kz. special-edu.kz.
Â. 57 ðàç;
D. 55 ðàç.

Íàéäèòå çíà÷åíèÿ âûðàæåíèé:

1) (62 – 53)•4 + 56 : 8 = •4 +  =

= 36 + 7 = 43;

special-edu.kz. special-edu.kz. special-edu.kz.
2) 70+(66–42) : 6–15•4 = 70+ : 6– =

= 70+4– = 74–60 = 14.

87
special-edu.kz. special-edu.kz. special-edu.kz.