4-sinf O’qish Davlatimiz o’z mustaqilligiga qachon erishdi?

138. a=5634, b=8172 bo’lsa, a+b ifodaning qiymatini toping.

a) 12806 b) 13815

s) 13806 d) 14806

Nollar bilan tugaydigan sonlarga ko’paytirish.

139. Ko’paytmani toping: 17×(10×2)=

a) 340 b) 350

s) 240 d) 450

140. Bir olmaning massasi 100 g bo’lib, u ikkinchi olmaning massasidan ikki marta kam.

Ikkila olmaning massasini toping.

1. 
   200 g b) 140 g
   

s) 250 g d) 150 g

141. Hisoblang: 6 so’m÷5 tiyin=

a) 110 tiyin b) 100 tiyin

s) 120 tiyin d) 130 tiyin

C D

142 B A Uchlaridan biri A nuqta bo’lgan ko’pburchaklarni belgilang.

1. 
   ABCD, ABC, ABD, ACD b) BCD, BOC, ABC
   

s) ABCD, COD, BOD, COB d) BDO, ADC, DBO

143. Tenglamani yeching: 720-X=125

a) X=695 b) X=595

s) X=795 d) X=495