Page 170 - New Medley 4 Semester 1

If divisor × quotient + remainder = dividend, the division
is correct.

divisor × quotient + remainder = 16 × 32341 + 7

= 517456 + 7
= 517463 = dividend

Hence division is correct.

EXERCISE 4.2

A. Divide.
1. 16 272384 2. 17 463420 3. 18 693540

4. 19 449179 5. 20 233760

B. Divide and check the answer.

1. 16 3097232 2. 17 6384133 3. 18 145505

4. 19 722498 5. 20 8318237

Division by a Two Digit Number Greater Than 20

At times we have to divide by two digit number greater than 20 for which

the table is not known.

Example 3: 732093 ÷ 45

Solution: 1 6 2 6 8
45 7 3 2 0 9 3

– 4 5
2 8 2

– 2 7 0
1 2 0
– 9 0
3 0 9

– 2 7 0
3 9 3

– 3 6 0
3 3 Q = 16268, R = 33

168