Question

find the following products using properties of multiplication. d) 49x99

Answer 1

✽ Question ✽

Find the following products using properties of multiplication- 49x99

✽ To find ✽

The value of 49×99

✽ Solution ✽

49×99

= (40+9)×(90+9)

= 40(90+9)+9(90+9)

= 3600+360+810+81

= 4851

✽ Hence ✽

49×99 = 4851

✽ Therefore ✽

The product of 49×99 is 4851.

✽ Facts about multiplication ✽

• The word 'multiply' is derived from a Latin word meaning 'multiple folds.
• It is the other way to repeatedly add a number.
• If you multiply 6 with an even number, the product ends with the same even number. Like 6×4 = 24, 6×8 = 48.
• The digits of the multiple of 9 always add up to 9. Like 9×2 = 18, where 1+8 = 9.

◎ Hope this helps you. ◎