Question

la mate factorii pentru a calcula rapid.4×93×25=; 2×50×16×2=; 20×43×5×1=; 150×7×2×5=; 15×50×4×2=; 137×15×2=.

Answer 1

4×25×93 =9300, 2×2×50×16=3200, 20×5×43×1=4300, 150×2×5×7=10.500, 15×4×50×2=6000, 15×2×137=4110

Answer 2

4*93*25=9300
=4*25*93=
=100*93=
=9300

2*50*16*2=3200
=2*50*2*16=
=200*16=
=3200

20*43*5*1=4300
=20*5*1*43=
=100*1*43=
=100*43=
=4300

150*7*2*5=10500
=150*2*5*7=
=300*5*7=
=1500*7=
=10500

15*50*4*2=6000
=50*2*4*15=
=100*4*15=
=400*15=
=6000

137*15*2=4110
=15*2*137=
=30*137=
=4110