Maths Exam
1.
Simplify 1
Simplify the following expression: $$ {\left(2 - -3\right)}^{2} - \left(-2(-3) + 5 - 4\right) $$
2.
Simplify 2
Simplify the following expression: $$ 2\times3(-1) - \frac{6}{5}\left(5 - 5\right) $$
3.
Fractions 1
Simplify the following expression: $$ \frac{6}{5} - \frac{-6}{4} $$
4.
Fractions 2
Simplify the following expression: $$ \frac{-6}{6}\frac{3}{4} $$
5.
Significant figures
1.
Write the following to 4 significant figures: 16.416965
2.
Write the following to 5 significant figures: 0.0021007166
6.
Standard Form
1.
Write the following in standard form to 5 significant digits: 0.00000187257
2.
Write the following in standard form to 5 significant digits: 420124
7.
Significant figures
1.
Write the following in
preferred
standard form to 2 significant digits: 525000
2.
Write the following in
preferred
standard form to 2 significant digits: 0.00002836
8.
Simplify 2
Simplify the following expression: $$ {\left(5 + -4\right)}^{2} + 2(-5) - \frac{3}{4} $$
9.
Simplify 1
Simplify the following expression: $$ 1 + 3 - -3(-4) + {\left(2 - 4\right)}^{2} $$
10.
Simplify 2
Simplify the following expression: $$ 2\frac{4}{6}\frac{2 + 1}{{2}^{-2}} $$