Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- - 3 - 5 = _______
- - 5 + 7 = _______
- - 10 + 7 = _______
- - 5 - 2 = _______
(a)
- 3 - 5 = - 8
(b)
Rearrange the sequence so that the minus sign is in the center of the equation.
- 5 + 7
= 7 - 5
= 2
(c)
Rearrange the sequence so that the minus sign is in the center of the equation.
- 10 + 7
= 7 - 10
= - 3
(d)
- 5 - 2 = - 7
Answer(s): - 8, 2, - 3, - 7