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4H PLEASE DO THESE IN YOUR MATHS JOURNAL - THANK YOU
3-digit by 1-digit Multiplication
When multiplying a 3-digit by a 1-digit number, multiply each of the digits in the 3-digit number by the 1-digit number (multiplier) , starting with the Ones.
Multiply the ones digit(0 x 2 = 0).
Place the 0 below the line in the ones' place column.
Multiply the digit in the tens' place column (1) by the
the second number (2).
The result is 1 x 2 = 2.Place the answer (2) below the line in the tens column.
Multiply the digit in the hundreds place column (3) by the second number (2).
The result is 3 x 2 = 6.Place the answer (6) below the line in the hundreds column.
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