✨ Best Answer ✨
(5×4+11×11+17×12+23×6+29×3+35×2)÷38
=(20+121+204+138+87+70)÷38
=640÷38
=16.9(分)
合っているでしょうか?
✨ Best Answer ✨
(5×4+11×11+17×12+23×6+29×3+35×2)÷38
=(20+121+204+138+87+70)÷38
=640÷38
=16.9(分)
合っているでしょうか?
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