\[\boxed{Страница\ 5.}\]
\[\boxed{\mathbf{6.}}\]
\[1.\]
\[\textbf{а)}\ 28\ 403\]
\[\textbf{б)}\ 5\ 907\ 002\]
\[2.\]
\[712 < 749\]
\[36\ 000 > 3695\]
\[124\ 516 > 124\ 329\]
\[3.\]
\[\textbf{а)}\ 114\ 312 + 95\ 809 = 210\ 121\]
\[\textbf{б)}\ 736 \cdot 302 = 222\ 272\]
\[\textbf{в)}\ 50\ 201 - 3737 = 46\ 464\]
\[\textbf{г)}\ 45\ 040\ :5 =\]
\[= (45\ 000 + 40)\ :5 =\]
\[= 9000 + 8 = 9008\]
\[\boxed{\mathbf{7.}}\]
\[1.\]
\[\textbf{а)}\ 345\ 060\]
\[\textbf{б)}\ 73\ 045\ 000\]
\[2.\]
\[1500 > 76\]
\[4205 < 4210\]
\[5\ 708\ 602 = 5\ 708\ 602\]
\[3.\]
\[\textbf{а)}\ 46\ 729 + 253\ 671 = 300\ 400\]
\[\textbf{б)}\ 816 \cdot 209 = 170\ 544\]
\[\textbf{в)}\ 700\ 503 - 603\ 534 = 96\ 969\]
\[\textbf{г)}\ 54\ 030\ :6 =\]
\[= (54\ 000 + 30)\ :6 =\]
\[= 9000 + 5 = 9005\]