Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- - 8 + 1 = _______
- - 6 + 8 = _______
- - 7 - 2 = _______
- - 3 - 7 = _______
(a)
Rearrange the sequence so that the minus sign is in the center of the equation.
- 8 + 1
= 1 - 8
= - 7
(b)
Rearrange the sequence so that the minus sign is in the center of the equation.
- 6 + 8
= 8 - 6
= 2
(c)
- 7 - 2 = - 9
(d)
- 3 - 7 = - 10
Answer(s): - 7, 2, - 9, - 10