Question
PSLE
Usha had toy planes for sale. In the morning, she sold 29 of the toy planes. In the afternoon, she sold 58 of the remaining toy planes. After that, there were 21 toy planes left. How many toy planes did Usha have at first?
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PSLE
Usha had toy planes for sale. In the morning, she sold 29 of the toy planes. In the afternoon, she sold 58 of the remaining toy planes. After that, there were 21 toy planes left. How many toy planes did Usha have at first?