goodsamathritan's answer to Yeo's Primary 6 Maths Singapore question.
Thanks a lot
Now I understand the thrice cannot be considered as 3p vs 1p
Now I understand the thrice cannot be considered as 3p vs 1p
happy that you got it. it’s okay to use two unknowns (units and parts) and solve simultaneously; I just don’t assume all students are comfortable with that and stick to one unknown, one variable.