1) (449 + 356) + 51 = 805 + 51 = 8562) (609 - 247) - 63 = 362 - 63 = 2993) (491 + 186) - 91 = 677 - 91 = 5864) 48 / (56 / 7) = 48 / 8 = 6
1) (449 + 356) + 51 = 805 + 51 = 856
2) (609 - 247) - 63 = 362 - 63 = 299
3) (491 + 186) - 91 = 677 - 91 = 586
4) 48 / (56 / 7) = 48 / 8 = 6