Multiplication of multiple-digit number by one digit 多位数乘一位数

一位数

• one-digit number   

• two-digit number   

• three-digit number   

两位数

• one-digit number   

• two-digit number   

• three-digit number 

对齐

• align

• borrow

• carry

加法

• addition

• add

• addend

• sum

In this number sentence, 8 is called

• factor

• sum

• product

In this number sentence, 2 and 4 are called

• factor

• addend

• subtrahend