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Does your second grader have a penchant for planets? Incorporate some solar system science into his regular subtraction practice for a double dose of fun!

What's the seventh planet from the sun? Solving this bunch of double-digit subtractions will help your second grader find out!

Solving this slew of double-digit subtraction problems will help your second grader reveal the mystery planet that is eighth from the sun.

What's the fourth planet from the sun? With a little hard work and some subtraction math practice, your second grader can figure it out!

Ask your second grader to decipher the name of the sixth planet from the sun by matching letters to number answers of these double-digit subtraction problems.

This colorful worksheet will boost your second grader's subtraction skills and mental math ability as it provides her with a quick lesson in planetary science!

Solving a slew of double-digit subtraction problems will lead your second grader to deciphering the name of Earth's galaxy. Start subtracting!

Does your second grader have a passion for space? Incorporate some planetary science into his at-home subtraction practice with this entertaining worksheet!

Does your second grader have a fondness for space? Incorporate his love of planetary science into at-home subtraction practice with this dual worksheet!

Challenge your second grader to complete a slew of double-digit subtraction problems that will help her spell out a mystery planet!

Children learn to identify and convert Roman numerals in this introductory worksheet.

Make your student number one with this worksheet full of subtraction fun using a hundreds chart.