Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- - 20 + 4 = _______
- - 8 - 3 = _______
- - 1 - 8 = _______
- - 4 + 7 = _______
(a)
Rearrange the sequence so that the minus sign is in the center of the equation.
- 20 + 4
= 4 - 20
= - 16
(b)
- 8 - 3 = - 11
(c)
- 1 - 8 = - 9
(d)
Rearrange the sequence so that the minus sign is in the center of the equation.
- 4 + 7
= 7 - 4
= 3
Answer(s): - 16, - 11, - 9, 3