Question

Ajutati-ma va rog la urmatorul item
( 32+36)÷4 =? ÷4 +? ÷4 =?
( 49+56)÷7=49÷?+56÷?=?
( 18+42)÷6=?÷?+?÷?=?
( 270+150) ÷3=? ÷3+?÷3=?
(810-450)÷90=810÷?-450÷?=?
( 500-350)÷50=?÷?-?÷?=?

Answer 1

Răspuns:

(32+36):4=32:4+36:4=8+9=17

(49+56):7=49:7+56:7=7+8=15

(18+42):6=18:6+42:6=3+7=10

(270+150):3=270:3+150:3=90+50=140

(810-450):90=9-5=4

(500-350):50=500:50-350:50=10-7=3

Explicație pas cu pas: