Question

Exercitiu numaru 5 .

Answer 1

5.
a)
35 * 349 + 35 * 251 =21000
35 * (349 + 251) = 21000
35 * 600 = 21000

b)
42 * 504 - 239 * 42 = 11172
42 * (504 - 238) = 11172
42 * 266 = 11172

c)
55 * 620 - 436 * 55 = 10120
55 * (620 - 436) = 10120
55 * 184 = 10120

d)
64 * 329 + 64 * 505 = 53376
64 * (329 + 505) = 53376
64 * 834 = 53376

e)
47 * 108 + 47 * 295 = 18941
47 * (108 + 295) = 18941
47 * 403 = 18941

f)
846 * 75 - 609 * 75 = 109125
75 * (846 + 609) = 109125
75 * 1455 = 109125