4.1 Let’s do some math4.1.1 Addition4.1.2 Subtraction4.2 Increasing and decreasing4.3 Conditions4.4 Jumps, branches, and calls4.4.1 Jumps4.4.2 Branches4.4.3 Calling a subroutine4.4.4 Labels4.5 Bytes, bits, and nibbles4.5.1 Bit test4.5.2 Logical operations4.5.3 Shifting and rotating operations4.6 Using the stackSummary