No Calculators!
Each problem will be tested 8 times over the vourse of 8 weeks. Your goal is to get each problem correct 5 times. Do your best!
ESA2 Simplify
(-9)+(-9)
ESA 3 Simplify
4-9
ESA 4 Simplify
(-2)(-3)
ESA 5 Simplify
(-21)\div(-7)