6800-1648:8+78*4=? 31100-(4180*3+236*8)=? 5110*6-99:33=? 8130*5+72:24=? по действиям

6800 - (1648:8) + 78 * 4 = 6800 - 206 + 312 = 6906 31100 - (4180*3 +236*8)= 31100 - (12540+1888) = 31100 - 14428 = 16672 5110*6-99:33 = 30660 - 3 = 30657 8130 * 5 + 72:24 = 40650 +3 = 40653

1) 6800-1648:8+78*4=6906 1. 1648:8=206 2. 78*4=312 3. 6800-306=6594 4. 6594+312=6906 2) 31100-(4180*3+236*8)=16572 1. 4180*3=12540 2. 236*8=1888 3. 12540+1888=14428 4. 31100-14428=16572 3)5110*6-99:33=30657 1. 5110*6=30660 2. 99:33=3 3. 30660-3=30657 4)8130*5+72:24=40653 1. 8130*5=40650 2. 72:24=3 3. 40650+3=40653