1)(6 1/4-4 1/8)×4+3 1/3÷2 1/2; 2)(2 4/9+1 1/6)×1 - вопрос №5521967161441843132122249116145319213321 от romamarunp016li 18.11.2022 00:21

Question

Математика: 1)(6 1/4-4 1/8)×4+3 1/3÷2 1/2; 2)(2 4/9+1 1/6)×1 4/5-3 1/9÷2 1/3; 3)(2-1 7/12)÷(3/8-1/6)×3 1/4; 4)(7/10-2/5)×(1/4+5/6)÷6 1/2.

romamarunp016li · Answer

1) (15,25-5,125)*4+10,3/10,5=40,5+0,98=41,48
2) (2,6+1,83)*2,8-3,4/7=4,43*2,8-0,48=12,4-0,48=11,9
3) (2-1,41)/(0,37-0,16)*7,75=0,59/0,21*7,75=2,8*7,75=21,7
4) (0,7-0,4)*(0,25+0,83)/30,5=0,3*1,08/30,5=0,324/30,05=0,01