116 Multiplication and Division Concepts
Rigorous Problem Solving with the Concept
of Repeated Addition Multiplication 1
Five third graders will celebrate their birthdays at a party
on Friday. Each student will receive one cake. Each cake
needs eight candles on it.Part A
Which expressions represent the number of candles needed?o 3 + 5
o 3 x 5
o 3 + 1 + 8
o 5 + 5 + 5
o 8 + 8 + 8 + 8 + 8
o 8 + 8 + 8
o 3 x 8
o 5 x 8
o 1 x 8
o 1 + 8Part B
If each cake is cut into 6 pieces, how many pieces of cake will
there be?
Justify your answers with an equation.© 2016, Math Intervention: Grades 3–5, Jennifer Taylor-Cox, Routledge