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029_G1U8_WB_˙—» ¿º 2011.3.28 11:25 AM ˘ ` 4 PDF_In 2540DPI 150LPI T
029-B2-2
2. Use the subtraction sentence to write the addition sentence.
Example + a. 5 +
-3
8
-1 2
7
b. 4 + c. 7 +
-0 -5
4 2
d. 9 + e. 8 +
-3 -4
6 4
f. 6 + g. 9 +
-4 -4
2 5
029-B2-2
2. Use the subtraction sentence to write the addition sentence.
Example + a. 5 +
-3
8
-1 2
7
b. 4 + c. 7 +
-0 -5
4 2
d. 9 + e. 8 +
-3 -4
6 4
f. 6 + g. 9 +
-4 -4
2 5
