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grade 3 · MT-003

Use a related fact

Use commutative and inverse relationships instead of isolated memorization.

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Show what I knowFresh problem · seed 668806360

Use 2 × 9 = 18. What is 18 ÷ 9?

2 × 9=18

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Math Lab is a working name for Ready Rung's separate math-learning product. Guided success and independent evidence are reported separately.