Question

1 Complete the following.
(a) 617 + 349 = ________ +617
(b) 721 + _______= 9333 + 721
(c) 4826 + ______= 4826
(d) 631 + 0 =______
(e) 8782 +(4551 +_____) = (8782 +218) + 4551

2 State the properties in each of the following.
(a) x + y = y + x
(b) z + 0 = z
(c) p + (q + r ) = (p + q) + r
(d) (x + y) + z = x + y + z)

3 Verify the following.
(a) 7291 + 354 = 354 + 7291
(b) 33+ (8251 + 67) = (33 +67) + 8251
(c) (516 + 484) + 3377 = 516 + (484 +3377)

Add the following by suitably arranging the numbers.
(a) 275,432 and 2725
(b) 371,22,234 and 4129
(c) 333,78,167 and 22
(d) 48,899, 7822, 1201 and 2178
(e) 1,2,3,4,5,6,7,8 and 9
(f) 24,33,25,26,35,17,15 and 25


​

Answer 1

Answer:

1.

(a) 349

(b) 9333

(c) 0

(d) 631

(e) 218

2.

(a) Commutative property

(b) Additive identity

(c) Associative property

(d) Associative property

3.

(a) 7291 + 354 = 354 + 7291

7645 = 7645

(b) 33 + (8251+67) = (33+8251) +67

33 + 8318 = 8284 + 67

8351 = 8351

(c) (516+484) + 3377 = 516 + (484+3377)

1000 + 3377 = 516 + 3861

4377 = 4377

Step-by-step explanation:

Hope it helps u !!!!!!

Plz mark as brainlist and follow me..........✌️✌️

Answer 2

Step-by-step explanation:

complete 617 + 349 equal to dash class six 7670