Use DPP item M to practice and
develop reasoning strategies for the
facts in Group F. Ask students to
describe the strategies and tools
they used to solve each problem.
Have cubes readily available.
9 + 1 = 10
9 + 6 = 15
8 + 2 = 10
8 + 6 = 14
8 + 2 = 10 and 6 is 4 more
than 2, so 8 + 6 = 14.
M. Make Ten
9 + 1 =
9 + 6 =
8 + 2 =
8 + 6 =
Show or tell how to use Question C to solve Question D.
