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Arithmetic

Lesson 2: Strategies for adding within 1,000

Add using groups of 10 and 100

Fill in the blank.


start color #7854ab, 507, end color #7854ab, plus, start color #0c7f99, 372, end color #0c7f99, space is the same as start color #7854ab, 500, end color #7854ab, plus Your answer should be an integer, like 6 a simplified proper fraction, like 3, slash, 5 a simplified improper fraction, like 7, slash, 4 a mixed number, like 1, space, 3, slash, 4 an exact decimal, like 0, point, 75 a multiple of pi, like 12, space, start text, p, i, end text or 2, slash, 3, space, start text, p, i, end text

Stuck?