Question

1)найди сумму : 236+189+308 2)(200-30)*5= 300+90:3= 50*4+90*3= 70*3+80:10= 27:(9*3)= 68:2:2=

Answer 1

1) 236+189=425
425+308=733

2) 200-30=170
170*5=850

3) 90:3=30
300+30=330

4)50*4=200
90*3=270
200+270=470

5)70*3=210
80:10=8
210+8=218

6) 9*3=27
27:27=1

7) 68:2=34
34:2=17