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038_G1U30_G2U6˙—» ¿º 2011.3.22 5:14 PM ˘ ` 131 PDF_In 2540DPI 150LPI T
2 Find the difference of numbers in each row.
Write the difference in .
69 7 47 You can find the
- 30 47 20 27 - 30 difference by
subtracting the
39 17
smaller number from
the larger number.
69 39 30 69 47
- 20 49 - 20
49 27
ab
38 10 55 30
20 65 40 91
c d
50 63 60 98
84 30 89 70
30. What Is the missing Number? 131
2 Find the difference of numbers in each row.
Write the difference in .
69 7 47 You can find the
- 30 47 20 27 - 30 difference by
subtracting the
39 17
smaller number from
the larger number.
69 39 30 69 47
- 20 49 - 20
49 27
ab
38 10 55 30
20 65 40 91
c d
50 63 60 98
84 30 89 70
30. What Is the missing Number? 131
