Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- - 3 + 2 = _______
- - 4 + 9 = _______
- - 9 - 5 = _______
- - 3 - 9 = _______
(a)
Rearrange the sequence so that the minus sign is in the center of the equation.
- 3 + 2
= 2 - 3
= - 1
(b)
Rearrange the sequence so that the minus sign is in the center of the equation.
- 4 + 9
= 9 - 4
= 5
(c)
- 9 - 5 = - 14
(d)
- 3 - 9 = - 12
Answer(s): - 1, 5, - 14, - 12