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Mathematics, 18.09.2019 03:30 kaleighashtyn

Jack broke apart 5x216 as (5x200) + (5x16) to multiply mentally. what strategy did jack use?
a. commutative
b. associative
c. halving and doubling
d. distributive

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Jack broke apart 5x216 as (5x200) + (5x16) to multiply mentally. what strategy did jack use?
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