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Mathematics, 12.02.2020 23:12 garcser257278
Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s).
Write the addition sentence that checks whether this subtraction problem was solved correctly.
54 Check 21
−33 +
‾‾‾‾‾‾‾ ‾‾‾‾‾‾‾
21
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Answers: 1
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