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046_G3U03_WB_CA_˙—» ¿º 2011.4.5 3:14 PM ˘ ` 23 PDF_In 2540DPI 150LPI T

046-S1-1

1. An addition problem was written on a piece of paper. However, some
parts of it have worn out. Write the correct numbers in the blanks.

6, 4

+ 1, 2 6

,1 2 2
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