Question
PSLE
At first, a container contained 61 yellow beads and some blue beads. After some yellow beads were removed, 58 of the beads were blue. After 48 brown beads were added to the container and now, 511 of the beads were blue. What was the number of yellow beads removed?
2 m

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PSLE
At first, a container contained 61 yellow beads and some blue beads. After some yellow beads were removed, 58 of the beads were blue. After 48 brown beads were added to the container and now, 511 of the beads were blue. What was the number of yellow beads removed?