Answer:
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1.
A. The cost of the pen.
B. 3 colored pens, Php 10.00 of colored paper, and Php 64.
C. Subtraction.
D. Php 10 - Php 64 = N
E. 10 - 64 = >Php 54<
2.
A. Justine's age half a year of his mother.
B. 10 years old and 30 years old.
C. Subtraction.
D. 30 - 10 = N
E. 30 - 10 = >20 years old<
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