(+698):(+621)=
Since we are dividing two positive numbers, the result must be a positive number:
+:+=+
First, let's convert each mixed number to an improper fraction as follows:
698=96×9+8=954+8=962
621=26×2+1=212+1=213
Now we have the problem:
962:213=
Let's convert the division to multiplication, and don't forget to swap the numerator and denominator:
962×132=
Let's combine everything into one problem:
9×1362×2=
Let's solve the multiplication in the numerator, and factor the denominator into an addition problem as follows:
9×10+9×3124=
Let's solve the multiplication problems in the denominator:
90+27124=
Let's combine the denominator and we get:
117124
117124