Question

15×(-16)
(-23)×20=23×(-20)
(-55)×15
(-25)×21=20×(-21

Answer 1

Answer:

(15)(−16)

=−240

(−23)(20) =(23)(−20)

−460=−460

True

(−55)(15)

=−825

(−25)(21) =(20)(−21)

−525≠−420

False