Subtraction with Regrouping Question
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Grade 4 Subtraction with Regrouping CCSS: 4.NBT.B.4
Lacey solve the following problem 2,345 - 1,824 and said the difference was 1,521. When she got her paper back, her teacher told her to check her work because her answer was incorrect.
Explain to Lacey what she did wrong and what she needs to do to solve the problem.
Explain to Lacey what she did wrong and what she needs to do to solve the problem.