Problem of the Day 184 sixth graders are going on a field trip. There needs to be one chaperone for every four students. If a bus can hold 50 people, how many busses will they need for the trip?

Review Estimate 19 Find the sum of: −8+(−1 1 8 )

Subtracting Integers and Rational Numbers What happens when you add or subtract integers?

Modeling Subtracting Integers −4−(−3) =−1 6−(−3) =9

Modeling Subtracting Integers −1−5 =−6

Applying Subtraction 2− −2 −8− −6 −1−10 −38− 30 −1− −40 16− −32 2− −9 −10 10− −13 −1

Subtraction of Rational Numbers − 3 4 − 7 6 − 3 6 − 7 6 − 3 6 →− 10 6 − 3 4 − 10 6 − 9 12 − 20 12 =− 29 12 𝑜𝑟 −2 5 12

Applying

Independent Work Adding and Subtracting Integers and Rational Numbers Worksheet