Page 78 - Math E. Booklet prim 4 (first term 2025)_Neat
P. 78
The Distributive property
(1) 8 × 391 =
= 8 × ( 300 + 90 + 1 )
= 8 × 300 + 8 × 90 + 8 × 1
= 2400 + 720 + 8
= 3128
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