12-13Adding Signed Numbers with Different Signs03:23
14-15Adding Several Positive and Negative Signed Numbers03:24
17Subtracting Signed Numbers03:09
19Problem-Solving with Adding and Subtracting Signed Numbers01:10
20-21Multiplying Signed Numbers02:59
24-25Dividing Signed Numbers01:45
26Applications for Signed Numbers (1 of 2)02:04
26Applications for Signed Numbers (2 of 2)00:55
Algebra I-Adding Signed Numbers with the Same Sign
Adding signed numbers with the same sign: demonstrated on a milling machine with digital readout. Scuba diving: if a depth gauge reads 16 feet below sea level and you descend 35’, what will the depth gauge read?