1. <span>4÷1/3=12
</span><span>б) 5÷1/15=75
</span><span>12÷3/4 =16
</span><span>56÷7/8=64
</span>
12 2/4 ÷ 1 16/41=50/4 ÷ 57/41 =50/4×41/57=2050/228=8 226/228
3дм= 30см
2дм 5см = 25см
30 см x 25 см = 750 см^
750 cм^ = 75 дм^
<span>a(b - c) + b(c - a) + c(a - b) = ab - ac + bc - ab + ac - bc = 0</span>
3,67
3,76
3,60
ось три дроби