Вопрос школьника по предмету Математика
Помогите пожалуйста решить:
2 3/4 + (- 9 5/6) =
-5,07 * (- 3,07) =
4/7 * (-7/8) =
Ответ учителя по предмету Математика
2 3/4+(-9 5/6)= 2 18/24+(-9 20/24)= -7 1/12
-5,07*(-3,07)= 15.5649
4/7*(-7/8)= -1/2
Похожие вопросы от пользователей
____ there flowers in the garden? a) am b) is c) are
5 Are there ___ good cafes in your city?
a) some b) any c) no
6 There isn’t ____cheese in the fridge.
a) any b) some c) no
7 This is my _____house.
а) parents’ b) parent’s с) parents
8 I like ______new phone.
а) Rob’s b) Robs’ c) Robs
9 This is ______shoe.
а) her’s b) hers с) her
10 I like _____ new dress.
а) my b) hers с) me
Alex __________ speak Chinese, but he is planning to start learning next year. 17 Last year, our employees __________ use the new software, so we hired a consultant to teach them. 18 __________ you like to take a career break? 19 Naruto __________ get a promotion at GFS, so he wants to move to another company. 20 Do you think you __________ recommend one or two employment agencies?