48:8+32-54:9+78=?, 672-72:8+29=?, 17+64:8x4-63:7x2=?. 66+30:5x24-39=?, 45...

Question

48:8+32-54:9+78=?,
672-72:8+29=?,
17+64:8x4-63:7x2=?.
66+30:5x24-39=?,
45 :5x3+16:2x5-67=?,
вы поможете мне если решите

Answer 1

48:8+32-54:9+78=6+32-6+78=110 
672-72:8+29=672-9+29=692 
17+64:8x4-63:7x2=17+8х4-9х2=17+32-18=31 
66+30:5x24-39=66+6х24-39=66+144-39=171 
45:5x3+16:2x5-67=9х3+8х5-67=27+40-67=0

Answer 2

48:8+32-54:9+78=6+32-6+78=110
672-72:8+29=672-9+29=692
17+64:8*4-63:7*2=17+32-18=31
66+30:5*24-39=66+144-39=171
45:5*3+16:2*5-67=27+40-67=0