Question

решите подробно пж: 3 3/7 * 1 1/5 + 6 4/7 * 1 1/5=

Answer 1

3 3/7×1 1/5+6 4/7×1 1/5= 24/7×6/5+46/7×6/5=6/5(24/7+46/7)=6/5×70/7=6/5×10=12

Answer 2

спасибо!