Add two 2-digit numbers - crossing 10 - add 1s and 10s
TEACHING PPTAdd two 2-digit numbers crossing 10 add 1s and 10s.
TASKAdd two 2-digit numbers crossing 10 add 1s and 10s.
ANSWERSAdd two 2-digit numbers crossing 10 add 1s and 10s.
Unfortunately not the ones with chocolate chips.
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