יחס מחשבים בראש: לצמצם, לחלק כמות, להגדיל מתכון.
נתקעתם? שאלו: פי כמה גדל הצד הידוע — וכמה מנות יש בסך הכול?
The ratio race
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Automatic translation, not reviewed, of the Hebrew lesson your child follows at school.
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