Find the predecessor of the difference between the smallest $7-$digit number and the largest $4-$digit number.

Find the value of each of the following by using suitable properties:

$8937\times 648+8937\times 122+8937\times 230$

Find the value of each of the following by using suitable properties:

$785\times 94+785\times 6$

Find the value of each of the following by using suitable properties:

$1063\times 127-127\times 1063$

Find the value of each of the following by using suitable properties:

$9936\times 105-105\times 368\times 27$

Verify the distributive property of multiplication over addition if $a=968, b=846$ and $c=154$.

Represent the following on number line.

$16-11$

Represent the following on number line.

$10-2$

By using the properties, find the value of $53\times 17+40\times 17-6\times 17$