Example 1 · level 1
841 × 54 = ?
Show solution
- 841 × 4 = 3,364.
- 841 × 50 = 42,050.
- Sum = 45,414.
Answer: 45,414
CLASS 5 MATHS · MULTIPLICATION
Multiply 3- and 4-digit numbers by 2-digit numbers
Multiply by the ones digit, then by the tens (shift one place left), then add.
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Worked examples
Example 2 · level 2
A factory packs 1,838 cricket balls a day. How many does it pack in 46 days?
Show solution
- 1,838 × 6 = 11,028.
- 1,838 × 40 = 73,520.
- Sum = 84,548.
Answer: 84,548
Example 3 · level 3
8,787 × 72 = ?
Show solution
- 8,787 × 2 = 17,574.
- 8,787 × 70 = 6,15,090.
- Sum = 6,32,664.
Answer: 6,32,664