الكسور والأعداد العشرية: طرح الأعداد العشرية

The video tutorial explains how to subtract decimal numbers, specifically subtracting 5.78 from 42.39. It covers aligning the numbers by their decimal points and place values, performing the subtraction step-by-step, including borrowing when necessary, and ensuring the decimal point is correctly placed in the final answer. The solution to the subtraction problem is 36.61.

What is the first step in setting up a decimal subtraction problem?

• Align the numbers by their leftmost digit

• Align the numbers by their decimal points

• Align the numbers by their rightmost digit

• Align the numbers by their largest digit

When subtracting 9 from 8, what is the result?

• 1

• 0

• 2

• Cannot be done without borrowing

What do you do if you cannot subtract a smaller digit from a larger digit in a column?

• Subtract the larger digit from the smaller one

• Add 10 to the smaller digit

• Skip the column

• Borrow from the next column

After borrowing, what is the result of 13 minus 7?

• 5

• 8

• 6

• 7

What is the final result of subtracting 5.78 from 42.39?

• 37.61

• 36.61

• 35.61

• 36.51