А)13 2/5-11.2 : 9 1/3= б) 3,6+4,8* (8 3/4- 7 5/6)= - вопрос №208253313251129133648834756 от danasveshnikova 15.07.2022 08:43

Question

Математика: А)13 2/5-11.2 : 9 1/3= б) 3,6+4,8* (8 3/4- 7 5/6)=

danasveshnikova · Answer

А)1)11,2:9 1/3=11 2/10:9 1/3=11 1/5:28/3=56/5*3/28=6/52)13 2/5-6/5=13 2/5-1 1/5=12 1/5б)1)8 3/4-7 5/6=35/4-47/6=105/12-94/12=11/122)4,8*11/12=4 8/10*11/12=4 4/5*11/12=24/5*11/12=22/53)3,6+22/5=3 6/10+22/5=3 3/5+22/5=18/5+22/5=40/5=8...