31:3=
To solve the problem 31:3, we will follow these clear steps:
- Step 1: Understand that dividing by 3 is equivalent to multiplying by the reciprocal of 3, which is 31.
- Step 2: Convert the division problem 31:3 into a multiplication problem 31×31.
- Step 3: Perform the multiplication of fractions:
Using the formula ba×dc=b⋅da⋅c, we have:
31×31=3⋅31⋅1=91.
Therefore, the solution to the problem is 91.