Willrich Mathematics offers this math book for children in the first grade or ages 6-8. This practice guide provides math problems on subtraction. With over 900 problems, students will practice solving math problems within 20, solving equations with missing numbers, recognizing whether one number is larger than another, solving true-false problems, and taking away 5 and 10 from numbers. Don't forget that Willrich Mathematics offers practice guides on addition. Encourage your children to master the art of Mathematics. MATH IS FUN!
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