Page 88 - Revised Maths Wisdom Class - 2

86 MATHS

Multiplication of a 3-digit Number by a 1-digit Number (without carry over)

Let us multiply: 143 × 2
H T O

Step 1: Multiply ones first. 1 4 3

3 ones × 2 = 6 × 2

Write 6 in ones column. 6

Step 2: Multiply tens.

4 tens × 2 = 8. H T O

Write 8 in tens column. 1 4 3
× 2
Step 3: Multiply hundreds. 8 6

1 hundred × 2 = 2.

Write 2 in hundreds column.

Thus, 143 × 2 = 286 H T O
1 4 3

× 2

2 8 6

Solve the following.

H T O H T O H T O H T O H T O

2 3 1 1 3 2 2 1 3 1 0 3 4 3 2

× 3 × 2 × 3 × 2 × 2

H T O H T O H T O H T O H T O

2 2 2 1 1 3 4 2 3 2 3 3 3 2 2

× 3 × 3 × 2 × 1 × 2